chore(i18n): synchronize translations from crowdin [skip ci]

src/locales/ja-JP.po

@@ -14,7 +14,7 @@ msgstr ""
 "X-Crowdin-File-ID: 4\n"
 "Project-Id-Version: uniswap-interface\n"
 "Language-Team: Japanese\n"
-"PO-Revision-Date: 2021-06-27 05:04\n"
+"PO-Revision-Date: 2021-06-29 08:04\n"
 
 #: src/pages/Pool/PositionPage.tsx
 #: src/pages/Pool/PositionPage.tsx
@@ -272,11 +272,11 @@ msgstr "{0} を承認中"
 
 #: src/components/Header/NetworkCard.tsx
 msgid "Arbitrum Explorer"
-msgstr "アービトラムエクスプローラー"
+msgstr "Arbitrumエクスプローラー"
 
 #: src/components/Header/NetworkCard.tsx
 msgid "Arbitrum Token Bridge"
-msgstr "アービトラムトークンブリッジ"
+msgstr "Arbitrumトークンブリッジ"
 
 #: src/components/Settings/index.tsx
 msgid "Are you sure?"