Kouchou-sensei to Kujira
Japanese title: 校長先生とクジラ
Alternative titles: Kocho-sensei to Kujira, Man and Whale, Man & Whale
Type: TV Special
Source: Unknown
Episodes: 1
Status: Finished Airing
Aired: 2007
Duration: 2 min
Rating: G - All Ages
Studios: Yamamura Animation, Inc.
Genres: Drama

A seaside school. In the corridor stands the principal, beloved of the high-spirited youngsters. Gazing at a picture of a whale drawn as a child, the head teacher is swept away with sentiment into a flashback from the past. Just then, on the ocean horizon... 

(Source: Official site)