Sun Create 2026 Autumn is a Doujin Fair taking place on 2026.09.27 at All Japan. Organized by クリエイション事務局. COSMA covers venue access, the attendee list, official info, nearby hotels, coin lockers, and cosplay studios — everything you need to prep.
7 days to go
Overview
An all-genre doujinshi convention organized by Creation Office. Works from various genres gather, and active interaction is expected.
Keep notes, start a group shoot, find costume pieces, and check hotels or gear from here.
Save it for later and keep your notes or costume plan together.
SaveCarry over the date and venue, then create a character or series listing quickly.
Create listingMove from related tags to costumes, wigs, and props for the event.
View costumesPass costumes or props you no longer need to another cosplayer before or after the event.
List an itemCheck hotels, lockers, and carry cases so the day feels lighter.
View gearCOSMA SKILLS
Once your character or series is decided, ask creators about costumes, wigs, props, and adjustments.
Tap "Interested" to keep track. Add a private memo and your costume plan.
Buy cosplay costumes, wigs, and props directly from cosplayers
Browse items on COSMA※ Information is auto-fetched from official sources. Please verify the latest details on the official website.
Hand-picked carry-on bags and suitcases popular with cosplayers — from day trips to long expeditions.
LEGEND WALKER × 5 Cosplayers
A suitcase born from cosplayers' 'I wish I had this'
LAYER
Designed for cosplay travel
A carry case series shaped by active cosplayers, made to keep gear organized while the case stands upright.
Read the development story Part 1
4.50
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