Overview
The film stars Seishiro Kato as Rantaro who is sent to a ninja training school by his parents. During the summer, their teacher is invaded by a group of rival ninjas culminating in a race to ring a bell on top of a mountain.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 9 | 24 | |
 | - | - | |
 | 47 | 61 | |
 | 77 | October 22, 2016 (82) | |
 | 25 | 39 | |
 | 45 | 59 | |
 | 25 | 39 | |
 | 72 | 86 | |
 | 62 | 76 | |
 | 69 | 84 |