10: Japan - Fukuoka

8: Japan - Gifu

8: Japan - Okayama

6: Japan - Ishikawa

5: Japan - Kyoto

5: Japan - Shiga

4: United States - Hawaii

3: Japan - Nara

2: Japan - Chiba

2: Japan - Mie

2: Japan - Saitama

2: Japan - Shizuoka

2: United States - New York

2: Vietnam - Da Nang

1: Japan - Hiroshima

1: Japan - Kagawa

1: Japan - Kumamoto

1: Japan - Nagasaki

1: Japan - Okinawa

1: Japan - Tochigi

1: Japan - Yamaguchi

1: South Korea - Gyeonggi-do

1: Chinese Taipei - Changhua

1: Chinese Taipei - Kaohsiung

1: Chinese Taipei - Nantou