What is the meaning of 大安?
healthy and peaceful
(～市) Da'an (a county-level city of Baicheng, Jilin, China)
(～區) Daan, Da-an, Da'an (a district of Taipei, Taiwan)
(～區) Da'an, Daan (a district of Taichung, Taiwan)
Fifth day of Rokkuyō calendar. The most lucky day.
Source: wiktionary.org