Pinned Tweet
────#SEI100N ★ 𝙒𝙞𝙨𝙝𝙞𝙣' 𝙛𝙤𝙧 𝙎𝙚𝙞
Seishin 100-Day Debut Photoframe Event
by @Casseitte04
🗓️ 14–27 Nov 2026
📍All @selfietimeid Outlets
Share your moments by tagging us, #Casseitte!
Hashtag: #SEI100N
Art ― @lunneloria @shoyouing
Design ― @lunneloria
Kepada seluruh warga RT04 #Casseitte yang budiman, taat aturan, dan tidak pernah lupa iuran sampah..
Sehubungan dengan perayaan 100 Hari Debut Ketua RT kita tercinta, Seishin, bersama ini kami mewajibkan Bpk/Ibu/Sdra/i sekalian untuk menyimak susunan acara #SEI100N berikut.
──── Finding Your Way to #SEI100N
Headed to our celebration? To make your trip easier, check out the venue guide below!
Take your time and travel safely, whichever transport you choose. Please travel carefully—we want all of our #Casseitte to arrive safe and sound!
Casseitte retweeted
OPEN REGISTRATION!
HELLO, Casseitte Mdn! 👋🏻
Let's celebrate 100 Day Seishin together! 🎉
📅 15 Nov 2026
⏰ 14.00 WIB
📍 TBA
📝 Register here:
forms.gle/PHvjN8KJq7eZdNeH6
Yuk,keluar dr persembunyian & ketemu sesama Casseitte!😭🫶🏻
See you there! 🖤📼 #casseitte #sei04n
Casseitte retweeted
INTEREST CHECK — GATHERING 100 DAY SEISHIN Mdn 📼🖤
Halo, Casseitte Medan & sekitarnya! 👋🏻
Lg ada rencana untuk mengadakan gathering 100 Day Seishin di Mdn
Kalau kalian tertarik, yuk isi interest check di bawah ini!
🔗 GForm: forms.gle/Y6CgfXnn4vWAaXLs5
#casseitte #sei04n
──── What to Wear: #SEI100N
Get your best fits ready according to our event dress code palette, #Casseitte!
No worries, this is just a gentle recommendation! Your comfort comes first so you can enjoy the event to the fullest.
──── #SEI100N Art Submission Reveal
Shoutout to all the incredibly talented artists who submitted their work for this event!
Check out the thread below to see all the amazing fanarts and the wonderful artists behind them, #Casseitte~
──── #SEI100N Sponsor Event & Gift Sponsorship
Huge thanks to all of our Sponsors for supporting us!
We are super grateful for all the support & collaboration in helping us bring this event to life for everyone.
Are you ready to grab all these awesome goodies, #Casseitte?
Time is running out, #Casseitte!
Friendly final reminder that our Sponsorship and Art Submissions for #SEI100N will officially CLOSE THIS SATURDAY!
If you'd like to support us or share your creations, please submit them before the deadline~
Calling all #Casseitte! 📼
The submission lines for #SEI100N's Cafe Event are officially OPEN!
🎨 Art Submission
🎁 Gift Sponsorship
Let’s make this celebration unforgettable together!🖤
🔗 Link on reply
──── SEMARANG VENUE CHANGE
Dear #Casseitte,
We sincerely apologize for the venue change for #SEI100N Semarang🙇♂️
Details are in the poster below.
Please check your inbox/DM for more info. Thank you for understanding!
── Special Guest Reveal for #SEI100N JKT Cafe
Guess who’s gracing our cafe event? That’s right @watermelyoonn is joining as our Seishin Cos!
Make sure to stop by, say hello, and snap some pics together during the event!
See you guys at the venue, #Casseitte!
