Bio-toilet in Sandankyo Hiroshima Pref.
The storage batteries in Sandankyo Hiroshima Pref.
Hibayama Hiroshima Pref.
The solar batteries in Hibayama Hiroshima Pref.
Aviation obstacle light (Chubu Electric.)
Charge and discharge control panel for the aviation obstacle light and Storage batteries.
Aviation obstacle light and Solar battery array.
Charge and discharge control panel for the aviation obstacle light.
Tanigawadake Tairatupyouyama mountain hut
Tanigawadake Tairatupyouyama storage batteries
Sand trap dam
Control panel for the sand trap dam