二片の由来、語源、分布
| 순위 |
|---|
|
1 Tochigi-ken(0.00155%) 2 Yamanashi-ken(0.000844%) 3 Kanagawa-ken(0.000491%) 4 Ibaraki-ken(0.000427%) 5 Fukushima-ken(0.000201%) 6 Saitama-ken(0.000147%) 7 Hiroshima-ken(0.000144%) 8 Shizuoka-ken(0.000111%) 9 Chiba-ken(매우 적음) 10 Toukyou-to(매우 적음) |