FESTDNA
Chiba, Japan
GMO SONIC
Japan's indoor winter answer to Ultra — for the big-room/mainstage crowd who want Swedish House Mafia, Marshmello and Tiesto under one Tokyo-area roof in mid-January.
🎧 Who's playing
Swedish House MafiaMarshmelloTiestoSteve AokiAfrojackDom DollaMeduza
Early lineup — more names drop closer to the date. Always verify on the official site.
📅 When & how long
- Typical timing: Apr 3-4, 2027 (Apr) · ~2 days
💸 What it costs
- GA tickets: From $192 · 2-day GA (estimate — verify before buying)
- Budget all-in (ticket + travel + stay) depends on where you start — your DNA Match calculates it from your home city.
① Weather reality
- Typical window: Apr — Apr 3-4, 2027 — GMO ARENA saitama, Saitama, Japan
- Hard winter cold (think -10 to -20°C) — this is full snow-gear territory
- Layer system: thermal base, insulation, windproof shell. Cotton kills the vibe
- Keep your phone warm; batteries die fast in the cold
② The rules
Bag size, hydration-pack and prohibited-item policies for GMO SONIC haven't been verified by us yet — check the official site before you pack. We never guess the rules.
③ Survival kit
- Hotel with late checkout beats the morning-after scramble shop ↗
- Day bag within venue size limits (most stages cap at ~12"×12") shop ↗
- Comfortable broken-in shoes — you'll do 20k steps a day on concrete shop ↗
- Earplugs (high-fidelity — your ears fund the next 30 years of festivals) shop ↗
- Portable charger (10k mAh minimum) + cable shop ↗
- Refillable water bottle or hydration pack (check the venue policy first) shop ↗
- Sunscreen + lip balm SPF shop ↗
- Pack of wet wipes — trust us shop ↗
Is GMO SONIC in YOUR DNA?
Eleven taps. Sixty seconds. Your whole festival DNA, sequenced.
FestDNA matches you against 399 EDM festivals worldwide by sound, budget, distance and vibe — then plans the whole trip: dates, flights, hotels, packing.
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