wwww-inuyashiki-ep06.jpg

Translation

• Context: a well-known murderer tells an anonymous bulletin board that he's gonna kill everyone in that thread.
• hon'nin desu ka? kao! up!!
  本人ですか？顔！うｐ！！
  Are [you] [the murderer himself]? [Your] face! Upload it!
  
  • hon'nin - the person themselves, as opposed to someone speaking in their behalf.
• nanashi-san atto oopun
  名無しさん＠おーぷん
  Anon @ open.
  • Open probably refers to open 2 channel, おーぷん2ちゃんねる, a bulletin board based on 2ch.
  • The incrementing numbers 193, 194, 195, 197, 197, and so on at the left side of each response is the identifier used to cite what a previous user posted.
  • The 2017/11/×× is the date. Japan uses a year-month-day date format. The ×× where the day would go is a placeholder used in fiction in places where a specific name or number isn't necessary. See ○, ×, and △ for details.
  • tsuchi 土, "dirt," inside parentheses next to the date refers to the weekday: doyoubi 土曜日, "saturday."
• koroshite-miru baaaaaaaaaakka
  殺してみるバァーーーーーーーーッカ
  Try killing [me], stuuuuuuuuuuuuuuuupid.
• wwwwwwwwwwwwwwwwwwwwww
  ｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗｗ
  *laughs anonymously.*
• keisatsu koko miteruu?
  警察ここ見てるー？
  Police, are [you] seeing [this]?
  • koko ここ, "here," as in "this thread."
  • miteru - contraction of mite-iru 見ている.
• oi kora, satsujinki, hayo jishu shiro
  おいコラ　殺人鬼　はよ自首しろ
  Hey, murderer, go surrender yourself already.
  • hayo - synonymous with hayaku 早く, "quickly."
• kuso-gaki ga
  クソガキが
  [You brat].
• nichan'neru shuuryouuu wwwwwwwwwww
  にちゃんねる　終了ーーｗｗｗｗｗｗｗｗｗｗｗ
  2channel is finisheeed, lolololololololololol.