Shimamura and Birthday to Open a POP UP STORE at JR Koiwa Station from March 31 (Tue)! Featuring a Lineup Centered on Children's Clothing!
Shimamura Co., Ltd. is opening a limited-time pop-up store for its Fashion Center Shimamura and Birthday brands at JR Koiwa Station from March 31 to April 14, 2026. The store will feature a wide range of children's clothing and operate exclusively with cashless payments.
📋 Article Processing Timeline
- 📰 Published: March 28, 2026 at 03:07
- 🔍 Collected: March 28, 2026 at 21:59 (18h 51m after Published)
- 🤖 AI Analyzed: April 15, 2026 at 05:42 (415h 43m after Collected)
Shimamura Co., Ltd. (Headquarters: 1-602-1 Kitabukuro-cho, Omiya-ku, Saitama City, Saitama Prefecture; Representative Director: Iichiro Takahashi) will open a limited-time POP UP STORE featuring Fashion Center Shimamura and baby/children's goods store Birthday at JR Koiwa Station starting Tuesday, March 31. We have prepared numerous product plans focusing on children's clothing, and we sincerely look forward to your visit.
■ Shimamura and Birthday Joint Opening! New Product Plans Available on 4/4 (Sat), 4/8 (Wed), and 4/11 (Sat) During the Event Period!
Fashion Center Shimamura and baby/children's goods store Birthday will open simultaneously. We will sell popular items centering on children's clothing, including character goods, influencer collaborations, original brands, and NB (national brands).
■ POP UP STORE Overview
Event Period: Tuesday, March 31, 2026 to Tuesday, April 14
Location: Inside JR Koiwa Station
Business Hours: 10:00 - 20:00 (Closes at 17:00 on the final day only) *Admission restrictions may be implemented depending on congestion.
Payment Methods: Purchases can be made using cashless payments such as credit cards and barcode payments. *Cash payments are not accepted.
Details regarding the products for sale will be announced continuously on the official Shimamura Instagram account (@grshimamura) and
the official Birthday account (@grbirthday).
*Please note that quantities are limited depending on the product.
■ Shimamura Group Official Apps and SNS
https://www.shimamura.gr.jp/sns/
■ Shimamura Group Online Store "Shimamura Park"
https://www.shop-shimamura.com/
■ Inquiries
<Regarding coverage and public relations> Inquiry Form: https://www.shimamura.gr.jp/faq/contact
<Other inquiries> Main switchboard: 048-631-2111 (Reception hours: Weekdays 10:00 - 17:00)