Katakana―5 vowels— 2021.06.21 1. Listen to the audio and choose the right option. https://takusan-lang.com/wp-content/uploads/2021/06/あ.mp3アイウエオ2. Listen to the audio and choose the right option.https://takusan-lang.com/wp-content/uploads/2021/06/う.mp3アイウエオ3. Listen to the audio and choose the right option.https://takusan-lang.com/wp-content/uploads/2021/06/お.mp3アイウエオ4. Listen to the audio and choose the right option.https://takusan-lang.com/wp-content/uploads/2021/06/い.mp3アイウエオ5. Listen to the audio and choose the right option.https://takusan-lang.com/wp-content/uploads/2021/06/え.mp3アイウエオ1 out of Time is Up!