Fishing Experience Fees
| Annual Fishing Experience Fee | Adults: 20,000 JPY Disabled: 10,000 JPY |
| Daily Fishing Experience Fee | Adults: 1,800 JPY Disabled: 900 JPY |
| On-Site Fishing Experience Fee | Adults: 4,000 JPY Disabled: 2,000 JPY |
Free for junior high school students and younger
Fishing Regulations
| Open Season | March 1st opening – December 14th. |
| Target Fish Species | にじます (虹鱒): Rainbow Trout ブラウントラウト: Brown Trout ひめます (姫鱒): Kokanee Salmon オオクチバス: Largemouth Bass こい (鯉): Carp ふな (鮒): Crucian Carp うぐい: Japanese Dace おいかわ: Pale Chub わかさぎ: Smelt やまめ (山女): Masu Salmon いわな (岩魚): Char |
| Catch Limit | Trout species: 15 fish, Largemouth bass: 5 fish |
| No Removal | Largemouth bass must not be removed from Lake Ashinoko alive. |
| Size Limit | Yamame, Iwana, Himemasu, Rainbow Trout, Brown Trout, Carp: 18 cm Largemouth Bass: 25 cm |