Crowdin - Localize your product in a seamless way
zkanji - zkanji is a free and open-source study tool and dictionary of the Japanese language.
POEditor - The translation and localization management platform that's easy to use *and* affordable!
Jisho - Powerful and easy-to-use online Japanese-English dictionary with words, kanji and example...
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.
JWPce - JWPce is a free Japanese <--> English dictionary and word processor created by Glenn...