Beat the summer heat in Okinawa is with a pair of personalized shima zori (flip flops) from Okichu. Choose between standard and five-toe design, and from among 20 foot bed and 12 thong colors. You can include your name on the sandals in one of 16 styles in Japanese or English. It takes 30 minutes to make a pair (from 1250 yen) from scratch.