joshikai-ojisan-to-marshmallow-vol01-p54.png

Translation

• Context: Wakabayashi 若林 is in love with Hige 日下, who is a guy.
• sake nomitee
  酒飲みてぇ
  [I] want to drink alcohol.
  • nomitee is a contraction of nomitai 飲みたい.
• tte wake de Wakabayashi kyou no yoru joshikai sunzo!
  ってわけで若林今日の寄り女子会すんぞ！
  [That's how it is, so] Wakabayashi, today's evening [we] will do a joshikai!
  • sunzo is a contraction of suru zo するぞ.
• Hige-san wa kuru-n-su ka?
  ヒゲさんは来るんすか？
  Will Hige-san come?
  • kuru-n-su ka is a contraction of kuru no desu ka 来るのですか.
  • Wakabayashi contracts desu and masu to su, ssu. This is sometimes said to be a half-hearted type of keigo.
• joshikai da
  女子会だ
  It's a joshikai.
  • A "girls meeting" for drinking, and Hige is a guy.
• tte koto wa kuru-n-su ka?
  ってことは来るんすか？
  [Which means] [he] will come?
• konee yo
  来ねぇよ
  [He] won't come!
  • konee is a contraction of konai 来ない.
• san-nin de yoyaku tottoku zo~
  ３人で予約とっとくぞー
  [I] will make a reservation for three people~.
  • tottoku is a contraction of totte-oku とっておく.
• ussu
  うっす
  [Alright].
• izakaya
  居酒屋
  (a sort of Japanese bar-restaurant serving drinks, food, and snacks.)
• hoppu steppu yokochou
  ホップステップ横丁
  Hop Step Alley.
• doushita Wakabayashi! genki nai jan nome nome!
  どうした若林！元気ないじゃん飲め飲め！
  [What's wrong] Wakabayashi! [You're so quiet], drink drink!
  • genki 元気 is lively, energetic, so genki nai is the opposite: seeming down, being quiet, etc.
• nonderu ssu yo
  飲んでるっすよ
  [I] am drinking.
  
  • Same as nonde-imasu yo 飲んでいますよ.
• okonna yoo
  怒んなよー
  Don't get angry~
  • Contraction of okoru na 起こるな.
• kondo mata Hige mo yobeba ii daroo
  今度また日下も呼べばいいだろー
  Next time [we just have to] call Hige, too, right?
  
  • yobeba ii 呼べばいい means it would be "good," better, if we "call" Hige.
  • See hou ga ii 方がいい.