(literally) characters written in red / (business) red ink, deficit, in the red / corrections (by a teacher or proofreader) written in red.

fruit store

appearance and content; flowers and fruit

flowers and fruit; interior and exterior; name and reality

a blacksmith (iron forger)

summertime

(obsolete) Alternative spelling of 新たし (aratashi): new, novel

beginner, novice, newcomer, a greenhorn / reinforcements, soldiers or athletes who have been kept in reserve during a battle or match and who are not yet tired

initiations or blessings

perform incantations