I'll Live a Long Life to Dote on My Favorite Stepbrother!

Name: 最推しの義兄を愛でるため、長生きします！
Genre: Fantasy, Romance, Boys' love, 養子, Male protagonist
Released: 2026-01-03
Cast: 村瀬歩, 蒼井翔太, 辰守伶郎, 鳥越まあや, 広瀬裕也

最推しの義兄を愛でるため、長生きします！

Saioshi no Gikei wo Mederu Tame, Nagaikishimasu!

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TypeONA (web)

Aired2026-01-03 〜 2026-03-21

SeasonWinter 2026

Episodes12

Runtime4 min

StatusFinished

SourceOther

Animation studioImageworks Studio, Imagica Infos

Score51/100

Overview

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. (Source: Anime News Network)

Source: AniList

Staff

森下裕介Director 朝陽天満Original work 手塚泉Series composition 三浦妙子Sound director カズアキオリジナルキャラクターデザイン 宅間麻姫音響効果 蒼井翔太主題歌(ED)高橋和也Production Generalization

Cast

村瀬歩アルバ 蒼井翔太オルシス 辰守伶郎ハルス 鳥越まあやフローロ 広瀬裕也ブルーノ

Fantasy Romance Boys' love 養子 Male protagonist 男性中心 Family life

Official site & databases: AniList · Twitter · Official Site · Wikipedia

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