- http://toki.2ch.net/test/read.cgi/joke/1296555689/+
http://toki.2ch.net/test/read.cgi/joke/1296555707/+
http://toki.2ch.net/test/read.cgi/joke/1296556128/+
http://toki.2ch.net/test/read.cgi/joke/1296556324/+
http://toki.2ch.net/test/read.cgi/joke/1296556637/+
http://toki.2ch.net/test/read.cgi/joke/1296556774/+
http://toki.2ch.net/test/read.cgi/joke/1296557038/+
http://toki.2ch.net/test/read.cgi/joke/1296557388/+
- 6. 連続投稿・重複
乱立スレッド:タイトルに「北大」「北海道大」と入ったスレッドの同一IDによる乱立。