海外赴任中の夫が重婚していた話 = The story about my husband contracted a bigamous marriage while transferring overseas
かいがい ふにんちゅう の おっと が じゅうこん して いた はなし
est. Rough estimate based on volume count, reprints and magazine — not an official figure
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections