(Japanese: ポケットモンスターアドバンスジェネレーション・ひらがな カタカナ かけちゃった！Pokémon Advanced Generation: I've Begun Hiragana and Katakana!) is an educational game designed to teach Japanese children to read and write in the Japanese scripts of hiragana and katakana for Sega Pico. It has only been released in Japan.
The game features voice acting from the anime's cast and an instrumental version of Advance Adventure as the title theme.
Team Rocket disguise themselves and tell Ash, Brock, May and Max that they need around 25 Pokémon to progress to the Pokémon Stage. Pokémon are caught by correctly drawing five kana.