Earth Corporation To Sponsor 10th M-League Team

On May 26, 2025, it was announced that Earth Corporation (アース製薬) would be sponsoring the 10th M-League team.

▶︎プロ麻雀リーグ「Mリーグ」に
「アース製薬」の加盟が決定！

2025-26シーズン以降は
計10チームによって優勝の座を争ってまいります。#Mリーグ

▼詳細はこちら

— Mリーグ/プロ麻雀リーグ (@m_league_) May 26, 2025

Tentatively called the “Earth Corporation Team”, the company will announce the team’s official name on May 28.

Earth Corporation is a company that manufactures and sells a variety of health and wellness products, from cleaning and hygiene products, to gardening and pest control supplies. This year, the company is celebrating its 100th anniversary.

This will be the 10th M-League team and the league’s third expansion team, after the Kadokawa Sakura Knights in the 2019-20 season and the Beast X (then known as Beast Japanext) in the 2023-24 season.