multiple people writing messages on an item / item on which multiple people write messages

(of multiple people) to write messages on an item

writing a character with a certain person in mind

to write a character with a certain person in mind

(with と) merrily

(colloquial, vulgar) a penis, a cock, a dick / (archaic) a short person

Traditional Chinese character(s); Traditional Chinese

Simplified Chinese character(s); Simplified Chinese

(anatomy) pineal body

a phenomenon of out-of-body experience - phenomenon of floating outside of one's body, and in some cases, perceiving one's physical body from a place outside one's body (autoscopy)