Kochira Katsushikaku Kameari Kouenmae Hashutsujo Special: Seton Tankentai! Sumidagawa no Chikai - Omoide no Shiroi Kujira wo Sagase!

こちら葛飾区亀有公園前派出所スペシャル シートン探検隊！隅田川の誓い～思い出の白い鯨を探せ！

Special episodes of Kochira Katsushikaku Kameari Kouenmae Hashutsujo broadcast after the TV series. Note: Originally broadcasted in two different parts. Streaming sites may have the special as a single 46-minute-long episode.