>>193
埋め立てとして報告するために荒らしのタイプで仕分けしてみましょう

単発書き込みなので除外
http://ikura.2ch.net/test/read.cgi/ms/1348332941/617 2013/03/09 09:16:06.77 ID:6c3gHNd50
http://ikura.2ch.net/test/read.cgi/ms/1353164962/825 2013/03/21 09:25:17.06 ID:d1G4f88s0

マルチポストなので除外
http://ikura.2ch.net/test/read.cgi/ms/1357969531/103 2013/03/23 20:12:19.41 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1362984711/711 2013/03/23 20:13:54.58 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1364003794/13 2013/03/23 20:19:24.29 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1363730357/100 2013/03/23 20:20:11.31 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1362537015/360 2013/03/23 20:21:06.85 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1360048516/688 2013/03/23 20:24:06.99 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1363661586/640 2013/03/23 20:28:22.19 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1363862074/11 2013/03/23 20:36:51.75 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1363819402/666 2013/03/23 20:40:28.88 ID:6WSL.ndg0
http://ikura.2ch.net/test/read.cgi/ms/1361975745/394 2013/03/23 20:47:16.39 ID:6WSL.ndg0

よって爆撃範囲は http://ikura.2ch.net/test/read.cgi/ms/1363808221/ に絞れます