Hakubun

Hakubun is a Japanese learning app that can be used with Wanikani, an SRS-based Japanese learning service. Learn and review radicals, kanji, and vocabulary, easily search for subjects, and explore content across levels. Interface
- Use swipe gestures or keyboard shortcuts to submit or retry answers
- Cross-platform, web-based app with native-like interactions and animations

Reviews and Lessons
- Review or learn by subject
- Radical, kanji, vocabulary, kana vocabulary
- Select specific items to review or learn
- Shuffle or sort by SRS stage, level, available date
- Option to filter subjects by current level
- Typo tolerance

Reviews
- Back to back ordering: change card order in queue
- Meaning then reading
- Reading then meaning
- Disabled (shuffled)
- Wrap-up mode: finish up the reviews you started on, unreviewed are removed from queue

Disclaimer: I haven't tested this for tablets thoroughly yet, so things may look a little wonky on wider screens