Looking for a Halloween party in Osaka? Join WhyNot!? for a huge international Halloween party in Shinsaibashi on Saturday, October 31, 2026!
With over 300 people expected to attend, this is a great opportunity to celebrate Halloween, meet people from around the world, and experience Osaka’s nightlife.


Whether you’re an international traveler, an expat living in Japan, or a local Japanese looking to make international friends, everyone is welcome! Come with friends or join solo and enjoy a fun night with people from different countries.
We’ll take over a famous nightclub for an exciting Halloween party featuring a costume contest and 3 hours of all-you-can-drink.
Don’t have a Halloween costume yet? Don Quijote (Donki) is a great place to shop for one! This popular discount store offers a wide variety of Halloween costumes at affordable prices.


After the party, why not go bar-hopping with your new friends or visit Sankaku Park in Amerikamura (America Village), a famous spot for Halloween celebrations in Osaka?
If you’re looking for Halloween events in Osaka or fun things to do in Osaka on October 31, don’t miss this chance to experience Halloween night with an international crowd!
Event Details👉 https://www.whynotjapan.com/en/event/halloween261031/
Make new friends and experience Halloween night in Osaka like a local!












