大山光晴

大山光晴 has written at least 1 book. Their most popular book is なぜ？どうして？科学のお話２年生 with 1 save with an average rating of 4⭐.

They are best known for writing in the genres one, asdfsa, and Asdfsa.

mone, asdfsa, and Asdfsa are their most common moods.