and there're more vandalism than (s)he reported in >>24.
for example:
http://peace.2ch.net/test/read.cgi/lovesaloon/1408919090/723
http://peace.2ch.net/test/read.cgi/lovesaloon/1410349634/396
http://peace.2ch.net/test/read.cgi/lovesaloon/1410301518/253
http://peace.2ch.net/test/read.cgi/lovesaloon/1409309744/954
http://peace.2ch.net/test/read.cgi/lovesaloon/1409309744/259
...ouch, the troll seems to have written it on almost all the threads on the board!