Is Kaiju No. 8 Finished? Yes — Complete in 16 Volumes
Yes — Kaiju No. 8 is complete. It ended in Japan with 16 volumes; the final volume came out in September 2025. The serialization ended on July 18, 2025. All 16 volumes are also out in English (final volume: September 1, 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: 16 (latest: 怪獣8号 16, 2025-09-06)
Next volume in Japan: not yet announced in Japan.
Status: Yes — Kaiju No. 8 is complete. It ended in Japan with 16 volumes; the final volume came out in September 2025. The serialization ended on July 18, 2025.
Serialized since: 2021
English edition
Latest volume in English: Vol. 16 — September 1, 2026
English dates: volume lists on English Wikipedia (CC BY-SA). The estimate uses the recent English release pace and is not a publisher announcement.
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