Important Lakes# A Abashiri Akan Akkeshi B Biwa C Chuzenji H Hachiro Hamana Hibara I Ikeda Inawashiro K Kasumigaura Kitaura Kussharo Kuttara M Mashu N Nakaumi Notoro O Ogawara S Saroma Shikotsu Shinji Suwa T Tazawa Towada Toya