Twinkle is a flashcard program for Palm OS handhelds. Twinkle includes most features found in commercial software. A Java program for the PC is included to edit the flashcards and import SuperMemo databases. Japanese font support is also present
Dokusha - Dokusha (Japanese for "reader") is an integrated Japanese textreader, Japanese-English dictionary, Kanji dictionary and study system for Palm Connected Organizers.
It is aimed at English speakers learning the Japanese language.
It is an ideal self-study tool which lets you do much of your language learning directly on the Palm device
Radic is a small and free application for the PalmOS environment that allows the user to identify japanese kanji by their radicals. Since there are a lot less radicals than kanji, identifying them this way makes life a bit easier for struggling students of the japanese language
Phrasebook Friend provides user definable lists of foreign phrases. You can create pages of phrases, both long (like "Can you tell me how to get to the airport please?", etc.), and short (like "Hello", "Thank you", etc.).
The long phrase has one entry and tranlastion per page, and the short phrase up to four per page