mezzo piano junior Launches New Room Line "Mezzo Piano Room," On Sale July 10 at Official Online Store and 15 Select Stores

Published: July 15, 2026
mezzo piano junior Launches New Room Line "Mezzo Piano Room," On Sale July 10 at Official Online Store and 15 Select Stores

A new room line called "Mezzo Piano Room" debuts from mezzo piano junior, the junior brand operated by Narumiya International Co., Ltd. (Head Office: Minato-ku, Tokyo; Representative Director and President: Daisuke Hosaka). The collection goes on sale July 10, 2026 (Friday) at select mezzo piano junior directly-run stores, and the same day at 10:00 AM on the official online shop, NARUMIYA ONLINE (https://www.narumiya-online.jp/webshop/).

A New Room Line for Spending Time Surrounded by "Cute"

Mezzo Piano Room is a new room line inspired by special at-home moments spent being yourself, whether that's a sleepover with friends or a relaxed evening at home.

Wrapping up in favorite loungewear and spending time surrounded by cute accessories makes everyday life feel a little more special. The line was created to bring a sense of excitement and comfort to everyday moments at home for girls who love all things cute.

The lineup includes loungewear as well as cushions, pouches, blankets, and other items that add color to time spent at home. It's a collection that lets fans enjoy the mezzo piano junior world not just through fashion, but through everyday life as well.

Surrounded by favorite items in a space that's all their own, the line offers a moment of comfort and calm.

Concept

Sleepovers with friends, relaxing time at home.
Special at-home hours, surrounded by the "cute" things you love.
May they become a treasured time when your heart feels at ease.

Item Lineup

From loungewear to accessories that add color to time at home, the lineup includes items designed to bring more excitement to everyday life.

Only a selection of items is shown.

Cool-Touch Assorted Print Room Wear Set

Cool-Touch Assorted Print Room Wear Set

[Cool-Touch] Assorted Print Room Wear Set ¥13,200 (tax included)

  • Item No.: 8163401
  • Size: S (140cm) / M (150cm) / L (160cm)
  • Colors: Pink / Light Blue

Ribbon Jacquard Cardigan

[Shea Butter-Treated / Fluffy Fabric] Ribbon Jacquard Cardigan ¥11,000 (tax included)

  • Item No.: 8163403
  • Size: S (140cm) / L (160cm)
  • Colors: Pink / Light Blue

[Shea Butter-Treated] Sweets Bear Print Room Wear Set ¥15,400 (tax included)

  • Item No.: 8163402
  • Size: S (140cm) / M (150cm) / L (160cm)
  • Color: Ivory

Sweets Bear Print Room Wear Set

Sweets Bear Print Room Wear Set

Assorted Print Hairband and Wristband Set

Assorted Print Hairband & Wristband Set ¥4,290 (tax included)

  • Item No.: 8163412
  • Size: F (Free Size)
  • Colors: Pink (Strawberry & Ribbon) / Light Blue (Bear Ears & Heart Donut) / Mocha (Bear Ears & Heart Donut)

Random Ribbon Satin Pouch and Room Socks

Random Ribbon Satin Pouch and Room Socks

Left: Random Ribbon Satin Pouch ¥5,390 (tax included)

  • Item No.: 8163408
  • Size: F (H×W×D 11cm × 17.5cm × 7cm)
  • Colors: Pink / Light Blue

Right: [Shea Butter-Treated / Fluffy Fabric] Assorted Embroidered Room Socks ¥3,190 (tax included)

  • Item No.: 8163414
  • Size: F (Free Size)
  • Colors: Pink / Light Blue

Sparkly Logo Heart Cushion and Candy Blanket

Sparkly Logo Heart Cushion and Candy Blanket

Left: Sparkly Logo Heart Cushion ¥5,390 (tax included)

  • Item No.: 8163405
  • Size: F (H×W×D 35cm × 40cm × 10cm)
  • Colors: Pink / Light Blue

Right: Assorted Print Candy Blanket ¥5,940 (tax included)

  • Item No.: 8163404
  • Size: F (H×W 75cm × 100cm)
  • Colors: Pink / Ivory

View the special page

Release Details

In-Store

  • Release Date: July 10, 2026 (Friday)
  • Participating Stores: Select mezzo piano junior directly-run stores
    • Takashimaya Takasaki, Sogo Omiya, Tobu Ikebukuro, Shinjuku Takashimaya, Nihombashi Takashimaya S.C., Yokohama Takashimaya, Hankyu Umeda Main Store, Abeno Harukas Kintetsu Main Store, Tenmaya Okayama Main Store, Sogo Hiroshima, Hakata Hankyu, Iwataya Main Store, Oita Tokiwa Main Store, Tsuruya Department Store, Yamakataya Kagoshima

Online

One-Day Fan Event to Celebrate the Launch

To celebrate the debut of the new line, a one-day-only fan event called "Mezzo Fan Room – Pajama Party" will be held on July 25, 2026 (Saturday), offering a special experience of the brand's world.

Mezzo Fan Room Pajama Party event

Event Overview

  • Event Name: Mezzo Fan Room – Pajama Party
  • Date: July 25, 2026 (Saturday)
  • Time: 10:30 AM to 4:30 PM (two sessions)
  • Venue: Narumiya International Head Office Lounge

Apply here

About mezzo piano junior

mezzo piano junior brand banner

A brand for glamorous, romantic girls, offering everything from elegant styles to trend-conscious casual looks.

  • Target Age: 9-15 years old
  • Sizes: 140-160cm

Official Online Shop: https://www.narumiya-online.jp/shop/brand/20/?from=PR

Official Instagram: https://www.instagram.com/mezzopianojunior_official/