Ep. 1997: Yamada-sensei is upset because his son Rikichi has not visited him at the Ninjutsu Academy.
Aired on June 8, 2017

1997
Yamada-sensei feels annoyed that his son, Rikichi, has failed to greet him despite being present at the Ninjutsu Academy. Meanwhile, Rikichi discusses an encounter with Rantarou's father with Rantarou while they are at work. The narrative highlights the strained relationship between Yamada-sensei and Rikichi, contrasting it with Rikichi's casual conversation about family matters with his peer. This episode focuses on the personal dynamics and interactions between the students and their parents within the academy setting.
Episodes
- Ep. 1993 · Rantarou and Isaku assist Tomesaburou with committee work to repay his past kindness
- Ep. 1994 · Andou-sensei searches for Rantarou, Kirimaru, and Shinbei who fear exposure for their shrine prayers.
- Ep. 1995 · Kihachirou Loses Track of His Pitfall and Both Boys Fall In
- Ep. 1996 · Fifth-year Ro-class members assist Rantarou and friends with distributing headmaster photos in town.
- Ep. 1997 · Yamada-sensei is upset because his son Rikichi has not visited him at the Ninjutsu Academy.
- Ep. 1998 · Moroizumi Sonnamon Researches Doi Hansuke at the Ninjutsu Academy
- Ep. 1999 · Shinbei faces Takamaru after running out of hair conditioner
- Ep. 2000 · Rantarou and friends visit Hyougo Navy sea and find Shige looking sad near an ankou-like woman
- Ep. 2001 · Shibuki Takes Over Training Duties for His Bedridden Father Captain Tatsumaki