Answer: yeddo

AnswerCrossword Clue
YEDDOFormer name of Tokyo.
YEDDOFormer name of Honshu capital.
YEDDOTokyo in Perry's day.
YEDDOTokyo until 1868.
YEDDOOld Tokio.
YEDDOAsian evergreen.
YEDDOTokyo, once