Their spammings include slander which seems to intende to ruin someone's reputation. (A lot of links of pictures and names with slander.) All day long, this spammer also seems to write various another slanders.
To specify and reduce the spammer's writing, please apply ID.
Yours sincerely
P.S. If possible, please change following locale rule of this board. 「他板での板違い収容所、ゴミ箱未満。」 (This means "quarantine of outsiders in other board, below a trash box")
Because of this locale rule, many persons seem to misunderstand this board and write slander.