To our dearest Lim Seowon, It is your 2nd time celebrating your birthday with us, we have watch you grow from being a UT Contestant to becoming part of UNIS. We always love seeing your brightest smile, your never ending energy, your sweet voice that makes our daily live

Make a word Challenge with EliWon ❤️ #서원이와함께 #SEOWON #임서원 #ソウオン #UNIS #유니스 @UNIS_offcl #TomotochiPh #서원특별시

260201 Seowon Weverse Update #서원이와함께 #SEOWON #임서원 #ソウオン #UNIS #유니스 @UNIS_offcl #TomotochiPh #서원특별시

[📸] 260201 2026 UNIS 1ST TOUR : Ever Last in Washington D.C. 완료🖤 엡떠들의 응원 덕분에 오늘도 행복한 시간으로 가득 채울 수 있었어요✨ 잊지 못할 에너지를 선물해 줘서 정말 고마워요 ෆ'ᴗ'ෆ #UNIS #유니스

[🎬] Whatchunis | EP.64 햄끼의 교복 패션쇼🎒 서원 스쿨룩스 화보 촬영 Behind the Scenes https://t.co/5b0UZ13GHI #UNIS #유니스 #SEOWON #임서원

🎉 January Brightest Star Vote – 1st Place Reward Ad Results 🎉 Thanks to your incredible support and votes, UNIS SEOWON’s 1st place birthday reward advertisement was successfully displayed on Tuesday, January 27, 2026 (KST) at the KB Itaewon Billboard in Seoul! 👑💖✨ 🗓

260127 Seowon Weverse Update It was a happy birthday ❤️ Thank you so much Epta😊 We'll have a good tour. 🫶🫶🫶✨✨ #서원이와함께 #SEOWON #임서원 #ソウオン #UNIS #유니스 @UNIS_offcl #TomotochiPh #서원특별시

Thank You Eptas! #SeowonInAMillion #HAPPY_SEOWON_DAY #우리_아기햄끼_서원이_생일축하해

https://t.co/7Ty2PfTzE2

🎂 Lim Seowon Birthday Hashtags 🎂 Let’s fill the timeline with love for our Maknae~! Please use these official hashtags to celebrate Seowon’s special day: #⃣SeowonInAMillion #⃣HAPPY_SEOWON_DAY #⃣우리_아기햄끼_서원이_생일축하해

250126 Seowon Weverse Update See you tomorrow at 4 o'clock in Live! 😊😏 #서원이와함께 #SEOWON #임서원 #ソウオン #UNIS #유니스 @UNIS_offcl #TomotochiPh #서원특별시

[🎬] [육각형 Clip🌟] 임규형&임서원&산들 - 죽음의 게임｜뮤지컬 데스노트 (DEATH NOTE) https://t.co/8FEqmEXzzk #UNIS #유니스 #SEOWON #임서원 #육각형아이돌

Please join here!

260118 Seowon weverse story "Thank You Epta" --She went to the birthday ad that we have prepared for her! 😭 #서원이와함께 #SEOWON #임서원 #ソウオン #UNIS #유니스 @UNIS_offcl #TomotochiPh #서원특별시

Pagka-uwi na pagka-uwi ko sinabi at pinakita ko agad sa mommy at lola ko napalanunan ko sa raffle HAHAHHAHAHAHHA! Tawang-tawa sila, ito talaga ang best part eh, cutieee 😭😭😭 #BakeWithSeowon #Seowon_BakeBrationDay #서원이여기보세여

Seowon CSE🤍👩‍🍳🧁, Thank you so much nag enjoy ako ng marami sa 2nd CSE ko, thank you sa freebies and raffle prizes.🫶🏻🫶🏻 #Seowon_BakeBrationDay #임서원 #Seowon #서원 #UNIS #유니스 @UNIS_offcl #TomotochiPh

thank u @TomotochiPh for the wonderful n successful event! this is my first unis/kpop cse for 2026 and i had so much fun. thank u also for @cafe408_ for the place n yummy foods! 🫶🏻 i got my 2 bias & the birthday girl #BakeWithSeowon #Seowon_BakeBrationDay #서원이여기보세여

1st CSE of the year, more CSE to come. Happy Birthday uri maknae! 🐹 #BakeWithSeowon #Seowon_BakeBrationDay #서원이여기보세여

🩷2026.1.27🩷 🎂SEOWON BIRTHDAY EVENT🎂 🐹マンネソウォン🐰を 好きになるのが大正解なの…♡ Coming soon... #UNIS #유니스 #Everafter #幸せになんかならないでね #mwah_UNIS #SEOWON #임서원

Hello Korea 2026🤣 #Seowon_BakeBrationDay #서원이여기보세여