地震 (earthquake category)
地震headline (earthquake headline)
http://headline.2ch.net/bbynamazu/
地震速報 (earthquake news flash)
http://anago.2ch.net/namazuplus/
臨時地震 (earthquake extra)
http://hayabusa5.2ch.net/eq/
臨時地震+ (earthquake extra plus)
http://hayabusa2.2ch.net/eqplus/
緊急自然災害 (emergency disaster)
http://ai.2ch.net/lifeline/

規制中でも書ける板 (ever-writable bulletin boards even if in BBM regulation)
http://info.2ch.net/index.php/%E8%A6%8F%E5%88%B6%E4%B8%AD%E3%81%A7%E3%82%82%E6%9B%B8%E3%81%91%E3%82%8B%E6%9D%BF
2ch批判要望 (2ch criticism and demand, a typical example of ever-writable bulletin board)
http://maguro.2ch.net/accuse/