Short Vowel (phonics) by Jay Duxfield
Sound Differentation: This game is for differentiating between two sounds. Particularly, the consonant sounds that are difficult for Japanese people to hear: R/L, B/V, M/N, J/Z, F/H, etc.
このゲームは二つの音の区別のために。とくに日本人の聞きにくいの子音：R/L, B/V, M/N, J/Z, F/H等。
Speed Vowels Tournament: This is a fast game for vowel sound differentation.
この早いゲームは母音の区別のために。