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My Grandfather, the Master Detective poster

TV SERIES

My Grandfather, the Master Detective

2026 · 1 season · Mystery

Elementary school teacher Kaede reunites with the grandfather who raised her as he begins living with Lewy body dementia, confronting the challenges the illness brings to their lives and relationship.

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Top cast

Ai Yoshikawa portraitAi YoshikawaKaedeKeito Tsuna portraitKeito TsunaShikiYuri Tsunematsu portraitYuri TsunematsuMisakiAloha Takamatsu portraitAloha TakamatsuIwataEiji Okuda portraitEiji OkudaKaede's GrandfatherHisashi Yoshizawa portraitHisashi YoshizawaAgatsumaTakehiro Ohtsuki portraitTakehiro OhtsukiManato Sakamoto portraitManato SakamotoDaichi Asai portraitDaichi AsaiRie Minemura portraitRie Minemura

EPISODE GUIDE

Seasons

My Grandfather, the Master Detective Season 1 poster
Season 18 episodes · 2026

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