First Collaboration Between TV Anime 'Blue Lock' and 'MEDULLA'! Launching a Campaign on July 4 (Sat) at 12 PM for Custom Shampoo That Elevates Your Style from Root to Tip, Featuring Exclusive Illustrated Goods

Sparty Inc. (Headquarters: Shibuya-ku, Tokyo; CEO: Yosuke Fukayama) will launch a limited-time collaboration campaign with the personalized haircare brand 'MEDULLA (Medulla)' and the TV anime 'Blue Lock' starting at 12:00 PM on July 4, 2026.

This campaign delivers your very own personalized haircare prescription (Ego)—derived from approximately 70,000 possible combinations—alongside newly illustrated shampoo & repair packaging, exclusive merchandise, a special web CM, and a dedicated collaboration website, all featuring Anto Jubei and other characters as MEDULLA's official image ambassadors.

A Stylish New Web CM is Now Live! Anto Jubei, as brand ambassador, guides viewers to the ideal 'Osha' hairstyle using the spirit of 'Ego' and 'Osha'!

The web CM begins with Anto’s 'Osha Hair Check' and features realistic conversations among the Blue Lock team members, vividly portraying the experience of personalized haircare. Through humorous and relatable interactions—such as Kiyoshi’s excitement over his uniquely 'Ego' customized shampoo and Anto’s pursuit of ultimate style with MEDULLA—the charm of personalized haircare is conveyed with immersive authenticity.

Exclusive Illustrated Visuals and Character-Based Limited-Time Goods Are Now Available!

For this collaboration, shampoo and repair products will be delivered in newly illustrated packaging.

During the campaign period, customers who purchase the limited 'MEDULLA × Blue Lock' collaboration set will receive a special trading card set featuring five characters, complete with personalized hair profiles.

Additionally, customers who subscribe to eligible plans will receive premium bonus items.

【Exclusive Collaboration Benefits】

① All Purchasers: Hair Profile Trading Card Set (5-character set)

Additionally, your custom shampoo and repair will be delivered in a limited-edition illustrated design box.

② Season Program Exclusive: Trading Card Set + Acrylic Stand (1 character of your choice)

In addition to the trading cards, you’ll receive an acrylic stand.

③ Annual Program Exclusive: Trading Card Set + Acrylic Stand + Headband (1 character of your choice) + Ultra Shine Pro

Along with the trading cards and acrylic stand, you’ll receive an original headband and the Ultra Shine Pro—a 40,000-yen worth ultrasonic iron that enhances deep treatment penetration.

※ While supplies last; first-come, first-served

For details, please visit the official campaign website:

https://x.gd/ZGWQg

Meet the 5 Characters in Pajamas!? Exclusive Special Exhibition and Premium Visitor Gifts at 'THE [　] STORE' Inside RAYARD MIYASHITA PARK!

From July 16 (Thu) to July 22 (Wed), a special collaboration pop-up event will be held at 'THE [　] STORE' inside RAYARD MIYASHITA PARK. The venue will feature a limited exhibition inspired by the characters’ shared living space in pajamas, offering an immersive 'Osha'-themed experience that makes you feel like you’ve stepped into the world of the collaboration.

Additionally, all visitors will receive exclusive gifts, and a gachapon-style lucky draw offering premium prizes will be held.

Transportation Advertising Campaign Aligned with the Collaboration

Ahead of the pop-up, large-scale collaboration posters will be displayed from July 13 (Mon) to July 19 (Sun).

Furthermore, a campaign offering original stickers as a reward for posting photos of the large posters on social media will also be held.

Limited-Time Campaign: Receive Exclusive Voice Messages!

A limited-time campaign is now running: everyone who posts their review of MEDULLA on X (formerly Twitter) will receive an exclusive, never-before-heard 'special recorded voice message'. (Period: July 15 – August 31, 2026)

For details on all campaigns, please check the official MEDULLA X account.

MEDULLA Official X: @MEDULLA_jp

About Blue Lock

The TV anime 'Blue Lock', based on the hit manga serialized in Kodansha’s 'Weekly Shonen Magazine'—which has surpassed 60 million copies in global cumulative sales as of June 2026 and won the 45th Kodansha Manga Award in the Shonen category—aired its first season from October 2022 to March 2023 on TV Asahi and its affiliates. The first theatrical film, 'Blue Lock the Movie: Episode Nagi', was also released. The second season aired weekly on Saturdays at 11:30 PM on TV Asahi’s nationwide 'IMAnimation' programming block.

Production of a third TV anime season has been confirmed, and the live-action film 'Blue Lock' is scheduled for nationwide release on August 7, 2026.

[URL] https://bluelock-pr.com/

© Muneyuki Kaneshiro, Yusuke Nomura, Kodansha / 'Blue Lock' Project

About MEDULLA

MEDULLA is Japan’s first (※1) personalized haircare program that creates a custom haircare regimen through diagnosis and consultation. It recommends the ideal haircare prescriptions, products, and usage methods tailored to your hair type, concerns, and goals.

※1 As of December 2021, according to research by TPC Marketing Research Co., Ltd., it is the first service in Japan to offer personalized products based on individual hair types and concerns.

Official Website: https://medulla.co.jp/

Company Overview

Company Name: Sparty Inc.

Address: 3F, Mima Building, 1-22-10 Dogenzaka, Shibuya-ku, Tokyo 150-0043

Representative: CEO Yosuke Fukayama

URL: https://www.sparty.jp/