秋山 瑞人
秋山 瑞人 has written at least 1 book. Their most popular book is イリヤの空、UFOの夏〈その1〉 with 3 saves with an average rating of -⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
1 primary bookAuthored 100% of series
イリヤの空、UFOの夏
イリヤの空、UFOの夏 is a 1-book series first released in 2001 with contributions by 秋山 瑞人.
#1