sleeveless undershirt, singlet, vest, tank top

a polo shirt

a T-shirt

a dress shirt / a long-sleeved button-down shirt

to snag onto; to catch on / (figuratively) to fall for; to be tricked

Short for フランネルシャツ (furanneru shatsu, “flannel shirt”).

(informal) boyfriend's shirt

Alternative spelling of ワイシャツ (“button-down shirt”)

binder (material or clothing used in binding or flattening the breasts)

(colloquial) current boyfriend