| 新宿の坂にかかりはじめる所の西側(西久保酒店北)の福田定一家は坂口という屋号があり、その辺一帯をさすものらしい。 | Fukuda Teiichi's house is located on the western side at the beginning of a slope (north of the Nishikubo liquor shop) in Shinjuku, and the family's 'house name', Saka-guchi, seems to refer the whole neighboring area. |