app/javascript/mastodon/features/compose/index.js

app/javascript/mastodon/features/getting_started/index.js

app/javascript/mastodon/features/introduction/index.js

app/javascript/mastodon/features/keyboard_shortcuts/index.js

...cript/mastodon/features/ui/components/navigation_panel.js

app/javascript/mastodon/features/ui/components/tabs_bar.js

app/javascript/mastodon/features/ui/index.js

app/javascript/mastodon/locales/en.json

app/javascript/mastodon/locales/ja.json

app/models/status.rb

app/services/fan_out_on_write_service.rb

app/views/user_mailer/welcome.html.haml

app/views/user_mailer/welcome.text.erb

config/locales/en.yml

config/locales/ja.yml