┌千　葉0817←0647三　鷹　

└千　葉0822→0945中　野┐

┌千　葉1936←1817中　野┘

└千　葉1943→2114三　鷹┐

┌千　葉2258←2122三　鷹┘

└千　葉2306→2400御茶水┐

　千　葉0107←0016御茶水┘