Is How I Attended an All-Guy's Mixer Finished? No — Still Ongoing, 12 Volumes
No — How I Attended an All-Guy's Mixer is not finished yet (still ongoing). 12 volumes are out in Japan; the latest came out in October 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: 12 (latest: 合コンに行ったら女がいなかった話（12）, 2026-10-09)
Next volume in Japan: not yet announced in Japan.
Status: No — How I Attended an All-Guy's Mixer is not finished yet (still ongoing). 12 volumes are out in Japan; the latest came out in October 2026.
Serialized since: 2021
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