diff --git a/src/components/molecules/WeaponCard.tsx b/src/components/molecules/WeaponCard.tsx
index 7498ceb7..3d39bb51 100644
--- a/src/components/molecules/WeaponCard.tsx
+++ b/src/components/molecules/WeaponCard.tsx
@@ -1,22 +1,17 @@
 /** @jsxImportSource theme-ui */
 import { Box, Card, Text, Flex } from '@theme-ui/components'
-import { useRouter } from 'next/router'
 import { assetsBucketBaseUrl } from '../../lib/consts'
 import { WeaponData } from '../../lib/honkai3rd/weapons'
-import { translate } from '../../lib/i18n'
 import PageLink from '../atoms/PageLink'
 import SquareImageBox from '../atoms/SquareImageBox'
 
 interface WeaponCardProps {
-  weapon: Pick<WeaponData, 'id' | 'name' | 'rarity' | 'krName'>
+  weapon: Pick<WeaponData, 'id' | 'name' | 'rarity'>
   hidden?: boolean
   size?: 'sm' | 'default'
 }
 
 const WeaponCard = ({ weapon, hidden, size = 'default' }: WeaponCardProps) => {
-  const { locale } = useRouter()
-  const weaponName = translate(locale, { 'ko-KR': weapon.krName }, weapon.name)
-
   if (size === 'sm') {
     return (
       <Card
@@ -35,7 +30,7 @@ const WeaponCard = ({ weapon, hidden, size = 'default' }: WeaponCardProps) => {
             <SquareImageBox
               mr={2}
               size={30}
-              alt={weaponName}
+              alt={weapon.name}
               src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
             />
             <Box
@@ -47,7 +42,7 @@ const WeaponCard = ({ weapon, hidden, size = 'default' }: WeaponCardProps) => {
                 textAlign: 'center',
               }}
             >
-              <Text sx={{ lineHeight: '30px' }}>{weaponName}</Text>
+              <Text sx={{ lineHeight: '30px' }}>{weapon.name}</Text>
             </Box>
           </Flex>
         </PageLink>
@@ -70,7 +65,7 @@ const WeaponCard = ({ weapon, hidden, size = 'default' }: WeaponCardProps) => {
       <PageLink href={`/honkai3rd/weapons/${weapon.id}`}>
         <SquareImageBox
           size={100}
-          alt={weaponName}
+          alt={weapon.name}
           src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
         />
         <Box
@@ -82,7 +77,7 @@ const WeaponCard = ({ weapon, hidden, size = 'default' }: WeaponCardProps) => {
             textAlign: 'center',
           }}
         >
-          <Text>{weaponName}</Text>
+          <Text>{weapon.name}</Text>
         </Box>
         <Box sx={{ fontSize: 1, textAlign: 'center' }}>
           {'⭐'.repeat(weapon.rarity)}
diff --git a/src/lib/honkai3rd/weapons.ts b/src/lib/honkai3rd/weapons.ts
index 5d7f60d3..d976ffc5 100644
--- a/src/lib/honkai3rd/weapons.ts
+++ b/src/lib/honkai3rd/weapons.ts
@@ -2,15 +2,12 @@ import { SourceData } from './sources'
 
 export interface WeaponSkill {
   name: string
-  krName?: string
   description: string
-  krDescription?: string
 }
 
 export interface WeaponData {
   id: string
   name: string
-  krName?: string
   atk: number
   crt: number
   category:
@@ -31,7 +28,6 @@ export interface WeaponData {
     id: string
     suitability?: number
     description?: string
-    descriptionKr?: string
   }[]
   priWeapon?: string
   originalWeapons?: string[]
diff --git a/src/pages/honkai3rd/battlesuits/[battlesuitId].tsx b/src/pages/honkai3rd/battlesuits/[battlesuitId].tsx
index ec22112a..85dc0a9d 100644
--- a/src/pages/honkai3rd/battlesuits/[battlesuitId].tsx
+++ b/src/pages/honkai3rd/battlesuits/[battlesuitId].tsx
@@ -293,7 +293,7 @@ export async function getStaticProps({
     },
     { weaponIds: [], stigmataIds: [] }
   )
-  const weaponMap = getWeaponMapByIds(weaponIds)
+  const weaponMap = getWeaponMapByIds(weaponIds, locale)
 
   const stigmataMap = getStigmataMapByIds(stigmataIds)
 
diff --git a/src/pages/honkai3rd/battlesuits/index.tsx b/src/pages/honkai3rd/battlesuits/index.tsx
index 087e3a6d..9298e805 100644
--- a/src/pages/honkai3rd/battlesuits/index.tsx
+++ b/src/pages/honkai3rd/battlesuits/index.tsx
@@ -170,7 +170,7 @@ export default BattlesuitListPage
 export async function getStaticProps({ locale }: NextPageContext) {
   return {
     props: {
-      battlesuits: listBattlesuits().map((battlesuit) => {
+      battlesuits: listBattlesuits(locale).map((battlesuit) => {
         return {
           id: battlesuit.id,
           name: battlesuit.name,
diff --git a/src/pages/honkai3rd/prints/weapons/[weaponId].tsx b/src/pages/honkai3rd/prints/weapons/[weaponId].tsx
index 73d153c0..e35021cb 100644
--- a/src/pages/honkai3rd/prints/weapons/[weaponId].tsx
+++ b/src/pages/honkai3rd/prints/weapons/[weaponId].tsx
@@ -2,6 +2,7 @@
 import { Box, Card, Heading, Paragraph } from '@theme-ui/components'
 import { NextPageContext } from 'next'
 import SquareImageBox from '../../../../components/atoms/SquareImageBox'
+import Breadcrumb from '../../../../components/organisms/Breadcrumb'
 import { WeaponData } from '../../../../lib/honkai3rd/weapons'
 import { generateI18NPaths, getI18NProps } from '../../../../server/i18n'
 import {
@@ -9,8 +10,7 @@ import {
   getWeaponMapByIds,
   listWeapons,
 } from '../../../../server/data/honkai3rd/weapons'
-import { useRouter } from 'next/router'
-import { useTranslation, translate } from '../../../../lib/i18n'
+import { useTranslation } from '../../../../lib/i18n'
 import PageLink from '../../../../components/atoms/PageLink'
 import { assetsBucketBaseUrl } from '../../../../lib/consts'
 import { getBattlesuitMapByIds } from '../../../../server/data/honkai3rd/battlesuits'
@@ -29,20 +29,29 @@ const WeaponShowPage = ({
   battlesuitMap,
   weaponMap,
 }: WeaponShowPageProps) => {
-  const { locale } = useRouter()
   const { t } = useTranslation()
 
-  const weaponName = translate(locale, { 'ko-KR': weapon.krName }, weapon.name)
   const weaponCategory = t(`weapons-show.${weapon.category}`)
 
   return (
     <Box p={3}>
-      <Heading as='h1'>{weaponName}</Heading>
+      <Breadcrumb
+        items={[
+          { href: '/honkai3rd', label: t('common.honkai-3rd') },
+          { href: '/honkai3rd/weapons', label: t('common.weapons') },
+          {
+            href: `/honkai3rd/weapons/${weapon.id}`,
+            label: weapon.name,
+          },
+        ]}
+      />
+
+      <Heading as='h1'>{weapon.name}</Heading>
 
       <Box mb={3}>
         <SquareImageBox
           size={100}
-          alt={weaponName}
+          alt={weapon.name}
           src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
         />
       </Box>
@@ -115,7 +124,7 @@ const WeaponShowPage = ({
           return (
             <Card key={skill.name} mb={3}>
               <Heading as='h3' p={2} m={0} sx={{ borderBottom: 'default' }}>
-                {translate(locale, { 'ko-KR': skill.krName }, skill.name)}
+                {skill.name}
               </Heading>
               <Paragraph
                 p={2}
@@ -123,11 +132,7 @@ const WeaponShowPage = ({
                   whiteSpace: 'pre-wrap',
                 }}
               >
-                {translate(
-                  locale,
-                  { 'ko-KR': skill.krDescription },
-                  skill.description
-                )}
+                {skill.description}
               </Paragraph>
             </Card>
           )
@@ -143,7 +148,7 @@ export async function getStaticProps({
   params,
   locale,
 }: NextPageContext & { params: { weaponId: string } }) {
-  const weapon = getWeaponById(params.weaponId)
+  const weapon = getWeaponById(params.weaponId, locale)
   const battlesuitMap = getBattlesuitMapByIds(
     weapon != null && weapon.battlesuits != null
       ? weapon.battlesuits.map(({ id }) => id)
@@ -160,7 +165,7 @@ export async function getStaticProps({
       weaponIds.push(...weapon.originalWeapons)
     }
   }
-  const weaponMap = getWeaponMapByIds(weaponIds)
+  const weaponMap = getWeaponMapByIds(weaponIds, locale)
 
   return {
     props: {
diff --git a/src/pages/honkai3rd/versions/[versionId].tsx b/src/pages/honkai3rd/versions/[versionId].tsx
index 21bf09d9..dcee5e09 100644
--- a/src/pages/honkai3rd/versions/[versionId].tsx
+++ b/src/pages/honkai3rd/versions/[versionId].tsx
@@ -61,7 +61,7 @@ const VersionShowPage = ({
           })
           .join(',')} / ${t('versions.new-weapons')}: ${weapons
           .map((weapon) => {
-            return translate(locale, { 'ko-KR': weapon.krName }, weapon.name)
+            return weapon.name
           })
           .join(',')}`}
       />
@@ -136,11 +136,6 @@ const VersionShowPage = ({
             </Heading>
             <Box mb={3} sx={{ display: 'inline-block' }}>
               {weapons.map((weapon) => {
-                const weaponName = translate(
-                  locale,
-                  { 'ko-KR': weapon.krName },
-                  weapon.name
-                )
                 return (
                   <NextLink
                     key={weapon.id}
@@ -152,10 +147,10 @@ const VersionShowPage = ({
                         <SquareImageBox
                           size={40}
                           src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
-                          alt={`${weaponName}`}
+                          alt={`${weapon.name}`}
                           mr={2}
                         />
-                        <Text>{weaponName}</Text>
+                        <Text>{weapon.name}</Text>
                       </Flex>
                     </Link>
                   </NextLink>
diff --git a/src/pages/honkai3rd/versions/index.tsx b/src/pages/honkai3rd/versions/index.tsx
index d39a3fcd..dbb664ad 100644
--- a/src/pages/honkai3rd/versions/index.tsx
+++ b/src/pages/honkai3rd/versions/index.tsx
@@ -130,11 +130,6 @@ const VersionIndexPage = ({
             </Heading>
             <Box mb={3} sx={{ display: 'inline-block' }}>
               {currentVersionNewWeapons.map((weapon) => {
-                const weaponName = translate(
-                  locale,
-                  { 'ko-KR': weapon.krName },
-                  weapon.name
-                )
                 return (
                   <NextLink
                     key={weapon.id}
@@ -146,10 +141,10 @@ const VersionIndexPage = ({
                         <SquareImageBox
                           size={40}
                           src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
-                          alt={`${weaponName}`}
+                          alt={`${weapon.name}`}
                           mr={2}
                         />
-                        <Text>{weaponName}</Text>
+                        <Text>{weapon.name}</Text>
                       </Flex>
                     </Link>
                   </NextLink>
diff --git a/src/pages/honkai3rd/weapons/[weaponId].tsx b/src/pages/honkai3rd/weapons/[weaponId].tsx
index 6f6cba94..f6173f86 100644
--- a/src/pages/honkai3rd/weapons/[weaponId].tsx
+++ b/src/pages/honkai3rd/weapons/[weaponId].tsx
@@ -10,8 +10,7 @@ import {
   getWeaponMapByIds,
   listWeapons,
 } from '../../../server/data/honkai3rd/weapons'
-import { useRouter } from 'next/router'
-import { useTranslation, translate } from '../../../lib/i18n'
+import { useTranslation } from '../../../lib/i18n'
 import Head from '../../../components/atoms/Head'
 import PageLink from '../../../components/atoms/PageLink'
 import { assetsBucketBaseUrl } from '../../../lib/consts'
@@ -20,7 +19,6 @@ import { getBattlesuitMapByIds } from '../../../server/data/honkai3rd/battlesuit
 import { BattlesuitData } from '../../../lib/honkai3rd/battlesuits'
 import BattlesuitCard from '../../../components/molecules/BattlesuitCard'
 import WeaponCard from '../../../components/molecules/WeaponCard'
-// import SourceCard from '../../../components/molecules/SourceCard'
 
 interface WeaponShowPageProps {
   weapon: WeaponData
@@ -33,16 +31,14 @@ const WeaponShowPage = ({
   battlesuitMap,
   weaponMap,
 }: WeaponShowPageProps) => {
-  const { locale } = useRouter()
   const { t } = useTranslation()
 
-  const weaponName = translate(locale, { 'ko-KR': weapon.krName }, weapon.name)
   const weaponCategory = t(`weapons-show.${weapon.category}`)
 
   return (
     <Honkai3rdLayout>
       <Head
-        title={`${weaponName} - ${t('common.honkai-3rd')} - ${t(
+        title={`${weapon.name} - ${t('common.honkai-3rd')} - ${t(
           'common.abyss-lab'
         )}`}
         description={`${t('common.honkai-3rd')} ${t(
@@ -59,17 +55,17 @@ const WeaponShowPage = ({
             { href: '/honkai3rd/weapons', label: t('common.weapons') },
             {
               href: `/honkai3rd/weapons/${weapon.id}`,
-              label: weaponName,
+              label: weapon.name,
             },
           ]}
         />
 
-        <Heading as='h1'>{weaponName}</Heading>
+        <Heading as='h1'>{weapon.name}</Heading>
 
         <Box mb={3}>
           <SquareImageBox
             size={100}
-            alt={weaponName}
+            alt={weapon.name}
             src={`${assetsBucketBaseUrl}/honkai3rd/weapons/${weapon.id}.png`}
           />
         </Box>
@@ -142,7 +138,7 @@ const WeaponShowPage = ({
             return (
               <Card key={skill.name} mb={3}>
                 <Heading as='h3' p={2} m={0} sx={{ borderBottom: 'default' }}>
-                  {translate(locale, { 'ko-KR': skill.krName }, skill.name)}
+                  {skill.name}
                 </Heading>
                 <Paragraph
                   p={2}
@@ -150,11 +146,7 @@ const WeaponShowPage = ({
                     whiteSpace: 'pre-wrap',
                   }}
                 >
-                  {translate(
-                    locale,
-                    { 'ko-KR': skill.krDescription },
-                    skill.description
-                  )}
+                  {skill.description}
                 </Paragraph>
               </Card>
             )
@@ -171,11 +163,12 @@ export async function getStaticProps({
   params,
   locale,
 }: NextPageContext & { params: { weaponId: string } }) {
-  const weapon = getWeaponById(params.weaponId)
+  const weapon = getWeaponById(params.weaponId, locale)
   const battlesuitMap = getBattlesuitMapByIds(
     weapon != null && weapon.battlesuits != null
       ? weapon.battlesuits.map(({ id }) => id)
-      : []
+      : [],
+    locale
   )
 
   const weaponIds = []
@@ -187,7 +180,7 @@ export async function getStaticProps({
       weaponIds.push(...weapon.originalWeapons)
     }
   }
-  const weaponMap = getWeaponMapByIds(weaponIds)
+  const weaponMap = getWeaponMapByIds(weaponIds, locale)
 
   return {
     props: {
diff --git a/src/pages/honkai3rd/weapons/index.tsx b/src/pages/honkai3rd/weapons/index.tsx
index 81ee6d17..ab0138a4 100644
--- a/src/pages/honkai3rd/weapons/index.tsx
+++ b/src/pages/honkai3rd/weapons/index.tsx
@@ -16,7 +16,7 @@ import Honkai3rdLayout from '../../../components/layouts/Honkai3rdLayout'
 
 type WeaponListItemData = Pick<
   WeaponData,
-  'id' | 'name' | 'rarity' | 'category' | 'krName'
+  'id' | 'name' | 'rarity' | 'category'
 >
 
 interface WeaponListPageProps {
@@ -110,8 +110,8 @@ export default WeaponListPage
 export async function getStaticProps({ locale }: NextPageContext) {
   return {
     props: {
-      weaponDataList: listWeapons().map((weapon) => {
-        return pick(['name', 'id', 'rarity', 'category', 'krName'], weapon)
+      weaponDataList: listWeapons(locale).map((weapon) => {
+        return pick(['name', 'id', 'rarity', 'category'], weapon)
       }),
       ...(await getI18NProps(locale)),
     },
diff --git a/src/scripts/generate-ko-kr-md-files.ts b/src/scripts/generate-ko-kr-md-files.ts
deleted file mode 100644
index 01adac7c..00000000
--- a/src/scripts/generate-ko-kr-md-files.ts
+++ /dev/null
@@ -1,141 +0,0 @@
-import { BattlesuitSkillGroup } from '../lib/honkai3rd/battlesuits'
-import { existsSync, writeFileSync } from '../server/data/fs'
-import { listBattlesuits } from '../server/data/honkai3rd/battlesuits'
-import { listElfs } from '../server/data/honkai3rd/elfs'
-import {
-  listStigmata,
-  listStigmataSet,
-} from '../server/data/honkai3rd/stigmata'
-import { listWeapons } from '../server/data/honkai3rd/weapons'
-
-const locale = 'ko-KR'
-
-export function generateStigmataData() {
-  const stigmataList = listStigmata()
-
-  stigmataList.forEach((stigmata) => {
-    const krStigmataDataPath = `honkai3rd/${locale}/stigmata/${stigmata.id}.md`
-    if (existsSync(krStigmataDataPath)) {
-      return
-    }
-
-    writeFileSync(
-      krStigmataDataPath,
-      [
-        `# ${stigmata.name}`,
-        `## ${stigmata.skill.name}`,
-        `${stigmata.skill.description}`,
-      ].join('\n\n')
-    )
-  })
-}
-
-export function generateStigmataSetData() {
-  const stigmataSetList = listStigmataSet()
-
-  stigmataSetList.forEach((stigmataSet) => {
-    const krStigmataSetDataPath = `honkai3rd/${locale}/stigmata-sets/${stigmataSet.id}.md`
-    if (existsSync(krStigmataSetDataPath)) {
-      return
-    }
-
-    writeFileSync(
-      krStigmataSetDataPath,
-      [
-        `# ${stigmataSet.name}`,
-        stigmataSet.altName,
-        `## ${stigmataSet.twoSetSkill.name}`,
-        `${stigmataSet.twoSetSkill.description}`,
-        `## ${stigmataSet.threeSetSkill.name}`,
-        `${stigmataSet.threeSetSkill.description}`,
-      ].join('\n\n')
-    )
-  })
-}
-
-export function generateWeaponData() {
-  const weaponList = listWeapons()
-
-  weaponList.forEach((weapon) => {
-    const krWeaponDataPath = `honkai3rd/${locale}/weapons/${weapon.id}.md`
-    if (existsSync(krWeaponDataPath)) {
-      return
-    }
-
-    writeFileSync(
-      krWeaponDataPath,
-      [
-        `# ${weapon.name}`,
-        ...weapon.skills.map((skill) => {
-          return [`## ${skill.name}`, skill.description].join('\n\n')
-        }),
-      ].join('\n\n')
-    )
-  })
-}
-
-export function generateElfData() {
-  const elfList = listElfs()
-
-  elfList.forEach((elf) => {
-    const krElfDataPath = `honkai3rd/${locale}/elfs/${elf.id}.md`
-    if (existsSync(krElfDataPath)) {
-      return
-    }
-
-    writeFileSync(
-      krElfDataPath,
-      [
-        `# ${elf.name}`,
-        ...elf.skillRows.map((skillRow) => {
-          return skillRow
-            .map((skill, index) => {
-              return [
-                `${index === 0 ? '##' : '###'} ${skill.name}`,
-                skill.description,
-              ].join('\n\n')
-            })
-            .join('\n\n')
-        }),
-      ].join('\n\n')
-    )
-  })
-}
-
-export function generateBattlesuitData() {
-  const battlesuitList = listBattlesuits()
-
-  battlesuitList.forEach((battlesuit) => {
-    const krBattlesuitDataPath = `honkai3rd/${locale}/battlesuits/${battlesuit.id}.md`
-    if (existsSync(krBattlesuitDataPath)) {
-      return
-    }
-
-    writeFileSync(
-      krBattlesuitDataPath,
-      [
-        `# ${battlesuit.name}`,
-        stringifySkillGroup(battlesuit.leader),
-        stringifySkillGroup(battlesuit.passive),
-        stringifySkillGroup(battlesuit.evasion),
-        stringifySkillGroup(battlesuit.special),
-        stringifySkillGroup(battlesuit.ultimate),
-        stringifySkillGroup(battlesuit.basic),
-        battlesuit.sp != null ? stringifySkillGroup(battlesuit.sp) : '',
-      ]
-        .join('\n\n')
-        .trim()
-    )
-  })
-}
-function stringifySkillGroup(skillGroup: BattlesuitSkillGroup) {
-  return [
-    `## ${skillGroup.core.name}`,
-    skillGroup.core.description,
-    ...skillGroup.subskills.map((subskill) => {
-      return [`### ${subskill.name}`, subskill.description].join('\n\n')
-    }),
-  ]
-    .join('\n\n')
-    .trim()
-}
diff --git a/src/scripts/migrations/weapons.ts b/src/scripts/migrations/weapons.ts
deleted file mode 100644
index a3cf4e4c..00000000
--- a/src/scripts/migrations/weapons.ts
+++ /dev/null
@@ -1,41 +0,0 @@
-import { runScript } from '../lib/utils'
-import fs from 'fs'
-import path from 'path'
-import yaml from 'yaml'
-import sortKeys from 'sort-keys'
-import { listWeapons } from '../../server/data/honkai3rd/weapons'
-
-const order = [
-  'id',
-  'version',
-  'name',
-  'krName',
-  'category',
-  'rarity',
-  'atk',
-  'crt',
-  'battlesuits',
-  'originalWeapons',
-  'sources',
-  'skills',
-  'description',
-  'krDescription',
-]
-
-async function migrateWeapons() {
-  const weapons = listWeapons()
-  const newDataDir = path.join(__dirname, '../../../data/honkai3rd')
-
-  const sortedData = sortKeys(weapons, {
-    deep: true,
-    compare: (a, b) => {
-      return order.indexOf(a) - order.indexOf(b)
-    },
-  })
-  fs.writeFileSync(
-    path.join(newDataDir, 'weapons.yaml'),
-    yaml.stringify(sortedData)
-  )
-}
-
-runScript(migrateWeapons)
diff --git a/src/server/data/honkai3rd/battlesuits.ts b/src/server/data/honkai3rd/battlesuits.ts
index c52078a2..a5bd35d9 100644
--- a/src/server/data/honkai3rd/battlesuits.ts
+++ b/src/server/data/honkai3rd/battlesuits.ts
@@ -4,11 +4,11 @@ import path from 'path'
 import yaml from 'yaml'
 import { omit } from 'ramda'
 
-let parsedData: any = null
+let cachedData: any = null
 
 export function listBattlesuits(locale?: string): BattlesuitData[] {
-  if (parsedData == null) {
-    parsedData = yaml.parse(
+  if (cachedData == null) {
+    cachedData = yaml.parse(
       fs
         .readFileSync(
           path.join(process.cwd(), 'data/honkai3rd/battlesuits.yaml')
@@ -16,7 +16,7 @@ export function listBattlesuits(locale?: string): BattlesuitData[] {
         .toString('utf-8')
     )
   }
-  const battlesuits = parsedData
+  const battlesuits = cachedData
 
   const localized = (battlesuits as any[]).map((battlesuit) => {
     return {
diff --git a/src/server/data/honkai3rd/weapons.ts b/src/server/data/honkai3rd/weapons.ts
index f709d829..b0bb719a 100644
--- a/src/server/data/honkai3rd/weapons.ts
+++ b/src/server/data/honkai3rd/weapons.ts
@@ -1,87 +1,71 @@
-import { readdirSync, readFileSync, readJsonFileSync } from '../fs'
 import { compareVersion } from '../../../lib/string'
 import { WeaponData } from '../../../lib/honkai3rd/weapons'
+import yaml from 'yaml'
+import fs from 'fs'
+import path from 'path'
+import { omit } from 'ramda'
 
-const weaponsFileNameList = readdirSync('honkai3rd/weapons')
-const weaponDataList = weaponsFileNameList
-  .map((fileName) => {
-    const filePathname = 'honkai3rd/weapons/' + fileName
-    const data = readJsonFileSync(filePathname) as WeaponData
+let cachedData: any = null
 
-    const krDataFilePath = `honkai3rd/ko-KR/weapons/${data.id}.md`
-    try {
-      const krData = parseWeaponData(readFileSync(krDataFilePath).toString())
+export function listWeapons(locale?: string): WeaponData[] {
+  if (cachedData == null) {
+    cachedData = yaml.parse(
+      fs
+        .readFileSync(path.join(process.cwd(), 'data/honkai3rd/weapons.yaml'))
+        .toString('utf-8')
+    )
+  }
+  const weapons = cachedData
 
-      data.krName = krData.name
-      data.skills.forEach((skill, index) => {
-        skill.krName = krData.skills[index].name
-        skill.krDescription = krData.skills[index].description
-      })
-    } catch (error) {
-      // console.warn('Failed to read', krDataFilePath)
-      // console.warn(error)
-    }
+  const localized = (weapons as any[])
+    .map((weapon) => {
+      return {
+        ...omit(['krName', 'krDescription'], weapon),
+        name: locale === 'ko-KR' ? weapon.krName : weapon.name,
+        skills: weapon.skills.map((skill: any) => localizeSkill(skill)),
+      } as any
+    })
+    .sort((a, b) => {
+      let compareResult = 0
 
-    return data
-  })
-  .sort((a, b) => {
-    let compareResult = 0
+      compareResult = compareVersion(b.version || '0.0', a.version || '0.0')
+      if (compareResult !== 0) {
+        return compareResult
+      }
+
+      compareResult = b.rarity - a.rarity
+      if (compareResult !== 0) {
+        return compareResult
+      }
+
+      compareResult = a.name
+        .replace(/ \(.\)/, '')
+        .localeCompare(b.name.replace(/ \(.\)/, ''))
 
-    compareResult = compareVersion(b.version || '0.0', a.version || '0.0')
-    if (compareResult !== 0) {
       return compareResult
+    })
+
+  return localized
+
+  function localizeSkill(skill: any) {
+    return {
+      ...omit(['krName', 'krDescription'], skill),
+      name: locale === 'ko-KR' ? skill.krName : skill.name,
+      description: locale === 'ko-KR' ? skill.krDescription : skill.description,
     }
-
-    compareResult = b.rarity - a.rarity
-    if (compareResult !== 0) {
-      return compareResult
-    }
-
-    compareResult = a.name
-      .replace(/ \(.\)/, '')
-      .localeCompare(b.name.replace(/ \(.\)/, ''))
-
-    return compareResult
-  })
-const weaponMap = weaponDataList.reduce((map, weapon) => {
-  map.set(weapon.id, weapon)
-  return map
-}, new Map<string, WeaponData>())
-
-export function listWeapons() {
-  return weaponDataList
+  }
 }
 
-export function getWeaponById(id: string) {
-  return weaponMap.get(id)
+export function getWeaponById(id: string, locale?: string) {
+  return listWeapons(locale).find((weapon) => weapon.id === id, locale)
 }
 
-export function getWeaponMapByIds(idList: string[]) {
+export function getWeaponMapByIds(idList: string[], locale?: string) {
   return idList.reduce<{ [key: string]: WeaponData }>((map, id) => {
-    const weapon = getWeaponById(id)
+    const weapon = getWeaponById(id, locale)
     if (weapon != null) {
       map[id] = weapon
     }
     return map
   }, {})
 }
-
-function parseWeaponData(rawData: string) {
-  const [name, ...skillSections] = rawData
-    .replace(/\\\*/g, '*')
-    .split('## ')
-    .map((data) => data.replace(/#+\s/, '').trim())
-  const skills = skillSections.map((skillSection) => {
-    const [skillName, skillDescription] = skillSection.split('\n\n')
-
-    return {
-      name: skillName,
-      description: skillDescription,
-    }
-  })
-
-  return {
-    name,
-    skills,
-  }
-}