Tottoko Hamtarou OVA 3: Hamuchanzu to Niji no Kuni no Oujisama - Sekai de Ichiban no Takaramono

Relations

Tottoko Hamtarou
Parent story
2000
Tottoko Hamtarou OVA 2: Hamuchanzu no Takara Sagashi Daisaku - Hamuha! Suteki na Umi no Natsuyasumi
Prequel
2003
Tottoko Hamtarou OVA 4: Hamuchanzu no Mezase! Hamuhamu Kin Medal - Hashire! Hashire! Daisakusen
Sequel
2004