Xmind - Xmind is a brainstorming and mind mapping application.
Jisho - Powerful and easy-to-use online Japanese-English dictionary with words, kanji and example...
MindManager - With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.
JWPce - JWPce is a free Japanese <--> English dictionary and word processor created by Glenn...
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
JDICT - JDICT is a cost-effective application that provides you an opportunity to convert the Japanese text into English, making you easily communicate with your friends without any disturbance.