Other information

Other information

To register as WhyNot!? member, please send an e-mail with “Member Registration” as a mail title to en@whynotjapan.com
Event info and discounts will be sent to you shortly.
If you show the e-mail at the party entrance, you can join the party with a member price.
You will receive weekly event information and discounts every Tuesday.

If you don’t receive weekly e-mails on Tuesday

Please contact us from Contact Form.

If you join a WhyNot!? party in a group with at least three girls, each of you can join the party for 2,000 yen!
Please make an advanced reservation to apply the discount.


Please send the following information from our Contact Form by the day before the party.
1. Title: Girl’s group discount
2. The date when you want to join
3. Full name of each of you


Three of you have to enter the party at the same time to get this deal.
This discount is valid for most parties on Friday, Saturday, and Sunday. Please check the event page for the details.

Why not celebrate your friend’s birthday at WhyNot!?party?
It will be fun to celebrate your friend’s birthday with many more people!
We can arrange the birthday celebration for your friend!
If you wish to celebrate your friend’s birthday at WhyNot!? party, please contact us from Contact Form 2 days in advance.
Arrangement can be made for birthday that falls on the same week.
FREE Entrance for the birthday person.*
(*Birthday must falls on the same day as WhyNot!? party. Please show ID at the door.)

We are looking for volunteer staff who can help at WhyNot parties!
We welcome anybody who is cheerful, loves to talk to people and loves WhyNot!? party.
Japanese language ability is not a necessity.
Volunteer staff can also enjoy all-you-can-drink at the party.

How to Apply

Please send the following information from our Contact Form.
1. Full Name 2. Nationality 3. Level of Japanese
Contact Form