Detail Info


Mascots of Japan's Largest Lake BIWAKO

AYUMU is a sweetfish traveler swimming around lake Biwa. Orbicular green CHISSUI always challenges river basin management. GESSY is a fairy protecting sewerage.


  • Operating Environment

    LINE for iOS or Android version 3.1.1 or higher, LINE Lite for Android version 1.7.5 or higher, LINE for NOKIA Asha version 1.7.20 or higher, LINE for BlackBerry version 1.10 or higher, LINE for Windows Phone version 2.7 or higher, or LINE for FireFox version 1.1.4 or higher is required.

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Mother Lake Forum Steering Committee, Shiga Pref.