Is Grandpa and Grandma Turn Young Again Finished? No — Still Ongoing, 9 Volumes
No — Grandpa and Grandma Turn Young Again is not finished yet (still ongoing). 9 volumes are out in Japan; the latest came out in March 2026.
Everything below reflects the Japanese edition — the source of truth that runs months or years ahead of English releases — computed from official publication records.
Volumes in Japan: 9 (latest: じいさんばあさん若返る 9, 2026-03-18)
Next volume in Japan: not yet announced in Japan.
Status: No — Grandpa and Grandma Turn Young Again is not finished yet (still ongoing). 9 volumes are out in Japan; the latest came out in March 2026.
Serialized since: 2020
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