um.
Unzan smells like rain water. (is a cloud)
Nue smells like that parfum who a person pass next to you one time,and like it; but when you want buy the scent,you can?t say what parfum is.
Lily smells like a bouquet of flowers (or potpourri)
Suika like high quality sake (who smells like watermelon)
Eirin smells like hospital.
Evil Eye Sigma smell like a machine, but grapes too.
Suwako smells like swamps or frogs.
Flandre smell like candies,cranberries and blood.
YuugenMagan smell like a lens with dust. (magic eye is a lens who is put in the front door for see to exterior...) or like vapour of an onsen.
Sariel varies to smells like lavander,violet and wet feathers. Always smell fine.
Saigyou Ayakashi smells like...a sakura tree, obviously...and old bones.
Youki smelled like cherry blossom, and that scent is now practically fused with his skin.But sometimes smell like plants,grass,flowers...and other times like soap and shampoo. (Samurais had a good thing with the cleaness)
Rinnosuke smells like wet earth,very old trees,old books,antiques (that objects have a very special scent),sometimes like spider lily, and lotus, the pink or blue ones...and incense, (because Kourindou means "Hall of the Incensed (or perfumed) Rain (or rainy spell)") and his hands smells like shampoo too sometimes