【MamaStar Select】How to Deal with 'Seaweed Residue' and 'Accidental Diaper Washing'? Featuring the Right Way to Use and Maintain Your Washing Machine

Interspace Inc., a company engaged in performance marketing and media operations (headquarters: Shinjuku-ku, Tokyo; President and CEO: Shinichiro Kawaguchi; securities code: 2122; hereinafter "Interspace"), operates "MamaStar" (URL: http://mamastar.jp/), Japan's largest information website for mothers. Its media platform "MamaStar Select" has conducted an interview with Sharp Corporation, a home appliance manufacturer, on washing machine maintenance. Starting Monday, June 29, 2026, a four-part special series will be published.

The washing machine is one of the indispensable home appliances in our daily lives. Because it is used almost every day, regular maintenance and cleaning are essential. However, many users may be unsure about the proper ways to maintain their machines. Additionally, there are many lesser-known facts about choosing the right washing machine and helpful laundry tips.

For this feature, we spoke with a product planning specialist from Sharp Corporation responsible for washing machines, to learn about proper maintenance methods and useful tips every user should know.

<Washing Machine Special Series (4 parts total)>

When should you replace your washing machine? How to choose between top-loading and front-loading models?

What to do when 'seaweed-like residue' appears: How to maintain your washing machine

Every machine has a lifespan: Tips to extend its life as long as possible

Accidentally washed a diaper? Never use salt! Expert-recommended laundry techniques

The washing machine maintenance special series will be published in four parts starting Monday, June 29, 2026.

【Special Feature Page】 https://select.mamastar.jp/tag/washing_machine

About MamaStar Select

MamaStar Select will continue to provide empathetic, relevant information to support mothers navigating the often-uncertain journey of parenting.

【MamaStar Select】

https://select.mamastar.jp/

"MamaStar" is Japan's largest comprehensive information platform for mothers, attracting over 5.6 million users and generating 870 million page views per month. As a "platform for mothers," it delivers timely, relevant information and provides spaces for meaningful communication. Through various services—including parenting and lifestyle news, community forums, and extracurricular class and tutoring search—MamaStar offers valuable resources tailored to mothers' everyday needs.

MamaStar Select Official Social Media Accounts

Facebook: https://www.facebook.com/mamastar.select

Twitter: https://twitter.com/mamastar_select I

nstagram: https://www.instagram.com/mamastar_manga https://www.instagram.com/hahadojo LINE: https://line.me/R/ti/p/@oa-mamasta

Company Overview

Company Name: Interspace Inc. (https://www.interspace.ne.jp/)

Address: 8th Floor, Nishi-Shinjuku NS Building, 2-4-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo

Representative: Shinichiro Kawaguchi

Founded: November 8, 1999

Capital: 984,653,800 yen

Business Activities: Performance marketing, media operations

【Service Inquiries and Applications】

Media & Solutions Division, Interspace Inc.

Tel: 03-5339-8725 FAX: 03-6302-3916

【Press Inquiries】

Corporate Strategy Division, Public Relations Contact: Mitsumura, Interspace Inc.

E-mail: [email protected]

TEL: 03-5339-8680 FAX: 03-5909-4578