Sports StoresTwo specialty stores and one big outlet are worth a mention.
Tanei Renjaku-dori, Kagota Koen West, Telephone: 24-5640 Map A, C1
This is a good shop for purchasing equipment for Karate,Kendo, or Judo.
Monzen-cho, Telephone: 21-4556 Map A, D1
For those who wish to do Kyuudo (Japanese Archery) bows, arrows, and uniforms can be purchased here.Sports Authority
This big chain store inside the AEON Shopping Mall has pretty everything you need (and much that you don't). Due to its location prices are a little high, so its probably worth shopping around first.