Table 9. Regional patterns of the number of specimens, collection events, collectors, and species. Bold indicates especially small numbers (fewer than 5).
| Provinces |
Prefectures |
Specimens |
Collection events |
Collectors |
Species |
| Hokkaidô |
Hokkaidô |
81 |
53 |
33 |
12 |
| Tôhoku |
Aomori |
34 |
30 |
8 |
8 |
| Akita |
1 |
1 |
1 |
1 |
| Iwate |
1 |
1 |
1 |
1 |
| Yamagata |
24 |
17 |
7 |
6 |
| Miyagi |
2 |
1 |
1 |
1 |
| Fukushima |
27 |
15 |
10 |
6 |
| Hokuriku |
Niigata |
52 |
36 |
27 |
13 |
| Toyama |
11 |
7 |
3 |
2 |
| Ishikawa |
5 |
5 |
4 |
4 |
| Fukui |
38 |
9 |
4 |
4 |
| Kantô-Kôshin |
Ibaraki |
5 |
4 |
3 |
3 |
| Tochigi |
37 |
22 |
17 |
12 |
| Gunma |
3 |
3 |
3 |
3 |
| Nagano |
21 |
15 |
13 |
9 |
| Yamanashi |
6 |
6 |
6 |
4 |
| Saitama |
19 |
19 |
13 |
7 |
| Tôkyô |
48 |
36 |
28 |
15 |
| Kanagawa |
34 |
31 |
17 |
12 |
| Chiba |
1 |
1 |
1 |
1 |
| Tôkai |
Gifu |
2 |
2 |
1 |
4 |
| Aichi |
4 |
4 |
3 |
2 |
| Shizuoka |
159 |
94 |
33 |
15 |
| Mie |
16 |
16 |
14 |
13 |
| Kinki |
Kyôto |
11 |
7 |
7 |
9 |
| Shiga |
1 |
1 |
1 |
1 |
| Ōsaka |
8 |
6 |
6 |
6 |
| Hyôgo |
52 |
42 |
37 |
17 |
| Nara |
9 |
5 |
5 |
6 |
| Wakayama |
26 |
16 |
12 |
9 |
| Chûgoku |
Tottori |
0 |
0 |
0 |
1 |
| Shimane |
12 |
12 |
9 |
9 |
| Okayama |
2 |
2 |
2 |
2 |
| Hiroshima |
108 |
101 |
34 |
17 |
| Yamaguchi |
4 |
4 |
4 |
3 |
| Shikoku |
Kagawa |
0 |
0 |
0 |
1 |
| Tokushima |
19 |
13 |
11 |
8 |
| Ehime |
76 |
43 |
23 |
16 |
| Kôchi |
62 |
52 |
32 |
20 |
| Kyûshû |
Fukuoka |
105 |
69 |
44 |
18 |
| Saga |
5 |
4 |
4 |
4 |
| Nagasaki |
12 |
10 |
8 |
8 |
| Ōita |
10 |
7 |
6 |
6 |
| Kumamoto |
20 |
15 |
15 |
11 |
| Miyazaki |
5 |
5 |
4 |
3 |
| Kagoshima |
112 |
62 |
37 |
18 |
| Ryûkyûs |
Kagoshima |
285 |
112 |
69 |
20 |
| Okinawa |
242 |
181 |
125 |
31 |
| Ogasawara |
Tôkyô |
38 |
4 |
3 |
3 |