日本 手話 辞書 - https://shuwa.weblio.jp/
ASL Dictionary – https://www.signasl.org
SpreadTheSign
ASL – https://www.spreadthesign.com/en.us/search/by-category/?
中国手语 – https://www.spreadthesign.com/zh.hans.cn/search/by-category/?
日本手話 – https://www.spreadthesign.com/ja.jp/search/by-category/