Marriage is Difficult for a Ninja - Season 1 Episode 4
- Genre: Drama, Action & Adventure, Comedy
- Studio: Fuji TV
- Keyword: romance, ninja, cosplay, hidden identity, married life, hidden agenda, thriller, sisters relationship, action
- Cast: Nanao, Nobuyuki Suzuki, Ryo Katsuji, Maika Yamamoto, Ayako Yoshitani, Taiyu Fujiwara