1 Cook shelled beans in a pot of salted boiling water until tender, about 10 minutes. Do not overcook or beans will become soft and mushy.  To make the sauce, heat oil in a large saucepan over medium heat. Saute onions and garlic until golden brown.
Shinano River. The Shinano River (ä¿¡æ¿å·, Shinano-gawa) is the longest and largest river in Japan. It flows from Nagano Prefecture to Niigata Prefecture. It is called the Chikuma River (åæ²å·, Chikuma-gawa) in Nagano Prefecture. The river rises from Mount Kobushi on the border of Saitama, Yamanashi and Nagano, and flows northwest to meet the Sai River from Matsumoto.
Lake Kussharo, Kurobe Dam, Tone River, Toyama Prefecture, Biwa. Most of Japanâs rivers are relatively short and swift flowing. Only a few are navigable beyond their lower courses. Japanâs longest river, the Shinano, arises in the mountains of central Honshu and flows for 367 km (228 mi) to empty into the Sea of Japan.