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Saioshi no Gikei wo Mederu Tame, Nagaikishimasu! · 最推しの義兄を愛でるため、長生きします！
The story of Saioshi no Gikei wo Mederu Tame, Nagaikishimasu! follows the struggle of a player to protect his favorite character, who gets reincarnated as his older brother-in-law in a simulation raising game - however, the player is reincarnated as the younger brother who was meant to die.
12 episodes · Sub & Dub
Alba
main
CV: Ayumu Murase
Orsis
main
CV: Shouta Aoi
Hals
supporting
CV: Reo Tatsumori
Floro
supporting
CV: Maaya Torigoe
Bruno
supporting
CV: Yuuya Hirose
I'll Live a Long Life to Dote on My Favorite Stepbrother! is a fantasy, romance ONA anime series produced by Imageworks Studio, first released in Winter 2026. It has 12 episodes of around 4 minutes each and is finished. Fans rate it 5.2 out of 10. You can watch I'll Live a Long Life to Dote on My Favorite Stepbrother! online free on AnimeAndChat in HD with English subtitles or dub, and chat live with other fans while you watch.
I'll Live a Long Life to Dote on My Favorite Stepbrother! has 12 episodes, each about 4 minutes long.
Yes. I'll Live a Long Life to Dote on My Favorite Stepbrother! finished airing in 2026.
I'll Live a Long Life to Dote on My Favorite Stepbrother! premiered in Winter 2026.
I'll Live a Long Life to Dote on My Favorite Stepbrother! was animated by Imageworks Studio, Imagica Infos and directed by Taeko Miura.
You can stream I'll Live a Long Life to Dote on My Favorite Stepbrother! free on AnimeAndChat in HD, with English sub and dub, no sign-up required.
