PR
おばバカ日誌 : 7人大家族の甥っ子溺愛日記
おばばか にっし : ななにん だいかぞく の おいっこ できあい にっき
est. Rough estimate based on volume count, reprints and magazine — not an official figure
External databases: MADB
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections