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.
Shinano. The Shinano River is the longest river in Japan, flowing from the Nagano Prefecture to the Niigata Prefecture. The Shinano is 367 kilometers (228 miles) in length. It originates on Mount Kobushi from the Japanese Alps of Honshu Island, and flows northwest, joining the Sai River.