ONA
Selesai tayang
12 episode
Alps no Roujin Heidi no Ojii-san
Heidi's Elderly Grandfather of the Alps · アルプスの老人ハイジのおじいさん
Sinopsis
Alm-Onji is the protagonist as he and Heidi act like a comedy duo and talk in a Kansai dialect.
(Source: ANN)