Where to watch Ultra B in Japan
Ultra B is streaming on Amazon Prime Video, U-NEXT and Amazon Prime Video with Ads in Japan, and available to rent or buy on Amazon Video. Availability checked 24 May 2026.
About Ultra B
Ultra B is a 1987 web series in the Kids, Sci-Fi & Fantasy and Animation genres, starring Kazuyo Aoki, Masako Nozawa and Kaneta Kimotsuki. It spans 1 season and 118 episodes, and originally aired on tv asahi. It holds an average rating of 10.0/10 from 1 viewers. Below you can see where to watch Ultra B in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.
Overview
One night, Michio chases a UFO to see where it lands. He is taken inside it and encounters a mysterious baby, Ultra B. Soon reveals that he has superpowers when he moves in with Michio's family.
Seasons (1)
- Season 1118 episodes · 1987
Top cast
Themes & keywords
Frequently asked questions
Where can I watch Ultra B in Japan?+
In Japan, you can stream Ultra B on Amazon Prime Video, U-NEXT and Amazon Prime Video with Ads. It's also available to rent or buy on Amazon Video.
Is Ultra B on Netflix?+
Ultra B is not on Netflix in Japan right now, but you can stream it on Amazon Prime Video, U-NEXT and Amazon Prime Video with Ads.
How many seasons of Ultra B are there?+
Ultra B has 1 season and 118 episodes in total.
Who stars in Ultra B?+
Ultra B stars Kazuyo Aoki, Masako Nozawa, Kaneta Kimotsuki, Yuko Mita and Naoko Matsui.
When did Ultra B come out?+
Ultra B is a 1987 web series.
What genre is Ultra B?+
Ultra B is Kids, Sci-Fi & Fantasy and Animation series.
User reviews
No reviews yet — be the first to review Ultra B.
