How to read: ななつがわ、ななつかわ
Pronunciation: 
Names and idioms with total stroke of 13:
木前 相反 円重 九笹 所古
Names and idioms similar to 七ツ河:
七世 柳河瀬 河郷 河富 糺河原
Yojijukugo(idioms with 4 Kanji characters) including 七ツ河:
七難九厄 七種菜羹 人三化七
Idioms including 七ツ河:
屁の河童 懸河の弁 七歩の才