アイン (イ アイン)

オイイアインスター x.com/Enhance_Cars/s…

The text you provided seems to be a Twitter handle or link rather than a complete sentence. The phrase "オイイアインスター" does not have a clear meaning in Japanese and may be a name or a coined term. The rest appears to be a URL. If you have more context or additional text, I would be happy to help translate that!

@xx ソーニャとジャイアイン🥹 #キンプリステへ_HEART

The translation of the tweet is: "@xx Sonia and Giant 🥹 #King & Prince Stage_HEART"

ジャイアイントキリング起こさないとつまんないだろ？ね？（頷きなさい。）

The translation of the tweet is: "It would be boring if we don't cause a giant killing, right? Huh? (Nod your head.)"

The tweet translates to: "YouTube.com/shorts/kuc85iu… Iain: 'It would be cool to reach 500,000 (on Twitch) without collaborating with anyone.' Shuu: 'Hahahahahahahahahahahaha!'"

youtube.com/shorts/kuc85iu… イアイン「誰ともコラボせずに50万（twitchで）いったらかっこいいよね」 しゅう　「ハッハハハハハハハハハハハハハハハハ」

momolandのアインちゃんに憧れてオン眉にしてたなぁ

"I used to have bangs because I admired Ain-chan from Momoland."

The translation of the tweet is: "[If you cheat, you die #16] [End] 2/3 (Mon) 15:20~ 2020 Directed by: Kim Hyun-seok Written by: Lee Seong-min Starring: Cho Yeo-jeong, Ko Jun, Kim Yong-dae, Yonu (former MOMOLAND) #HomeDramaChannelHD #OverseasDrama #JCOMTVProgramGuide tvguide.myjcom.jp/program/679051…"

Here’s the translation of the tweet text: "[If you cheat, you die #13] 2020 Directed by: Kim Hyun-seok Written by: Lee Seong-min Starring: Jo Yeo-jung, Ko Jun, Kim Yong-dae, Yonu (former MOMOLAND) #HomeDramaChannelHD #OverseasDrama #JCOMTVProgramGuide tvguide.myjcom.jp/program/679051…"

The tweet translates to: "Giro Natsu is so cute!!! 💓💞💕💖💓💗💟💓💗 💓💞💕💖💓💗💟💓💗🩷💓💞❤️💞💝💘💕❤️💖 🩷💓💞❤️💞💝💘💕❤️💖 Amazing, amazing, such great drawing skills... The personification design is so good???" (Note: The emojis are included as they are part of the original text and convey emotions.)

#KoreanWave What kind of song and stage are we aiming for next? (MOMOLAND) blog.goo.ne.jp/hi8392/e/317bc… In the photos, the members exude a different charm compared to their stage presence. Member Ain (19) showcases her sexy beauty in a white bikini, while the other members attract attention with their cute expressions. pic.x.com/aS6FD6JVGl

The translation of the tweet is: "[If you cheat, you die #13] 2020 Director: Kim Hyun-seok Screenplay: Lee Seong-min Cast: Jo Yeo-jung, Ko Jun, Kim Yong-dae, Yeonwoo (former MOMOLAND) #HomeDramaChannelHD #OverseasDrama #JCOMTVProgramGuide tvguide.myjcom.jp/program/679051…"