Yuichi Kadokura (角倉 優一)

This app competes directly for the niche language learner demographic, focusing on structured vocabulary and flashcard-based memorization similar to Obenkyo's core study loop.

This app targets the exact same Japanese beginner audience as Obenkyo, specifically focusing on character mastery through stroke order and audio.

It competes for the same casual study time as Obenkyo by using game-based mechanics to teach Japanese kana.

It serves as a direct alternative for users looking for simple, offline-capable Japanese character drills.

While the language differs, it shares the same 'gamified education' market space, competing for the same user attention span.

This is a high-quality peer that uses mnemonic devices to teach the same Japanese characters as Obenkyo.

This app occupies the travel-education space, competing for users who want quick, functional language skills.

A new entrant using generative AI to automate flashcard creation, threatening traditional manual study apps.