How to read: せきさわ、せきざわ
Pronunciation: 
Same names and idioms in reading:
世木沢 関沢 堰澤 赤沢 世木澤
Names and idioms with total stroke of 26:
江戸川台東 志津馬 蓮夢 紫丁場 箱鳥
Names and idioms similar to 關沢:
岩見沢 簗沢 姥沢新田 跳沢 姫沢
Yojijukugo(idioms with 4 Kanji characters) including 關沢:
丹沢山塊 涸沢之蛇 尺沢之鯢