It has been revealed that the professional esports team QT DIG∞, operated by Sengoku Co., Ltd., has entered into a sponsorship agreement with Sharp Corporation (hereafter, Sharp), an electronics manufacturer that produces and sells electrical equipment such as air conditioners and AV devices, including Plasma cluster technology.
Professional Esports Team “QT DIG∞” Signs Sponsorship Agreement with Sharp
The Fukuoka-based professional esports team “QT DIG∞” (@QT_DIG), announced on Wednesday, September 3, 2025, that it has signed a sponsorship agreement with the electronics manufacturer Sharp (@SHARP_JP).

Sharp’s goal of becoming a “company that creates ‘new culture’ through unique products and services” is shared by “QT DIG∞,” which aims to create “new culture” through esports. The two companies’ strong beliefs in providing new experiences and value through their mutual passion led to the sponsorship agreement.
Sharp will install products equipped with Plasma cluster technology at “QT DIG∞’s” home stadium, esports Challenger’s Park (@Challepa).
In addition, they will engage in various promotional activities, including displaying the logo on “QT DIG∞’s” social media and game livestreams.
Furthermore, Sharp has also released verification results confirming that its Plasma cluster technology improves performance in “VALORANT.”
This is likely to have a positive impact on the entire Japanese esports industry!
Comment from Hiromasa Okajima, General Manager of Sharp Corporation’s Plasma cluster & Healthcare Business Division
We are pleased to have entered into this sponsorship agreement with QT DIG∞, building on the relationship we formed during their cooperation in our verification of the effects of our unique Plasma cluster air purification technology on esports.
For 25 years, our company has verified the air purification and human effects of Plasma cluster technology and has aimed to create comfortable environments.
Moving forward, we will work with QT DIG∞, who are pursuing the possibilities of esports, to provide a better environment for esports players and create new value.
(Translated from Japanese)
PR TIMES
Comment from Kei Nishida, President of Sengoku Co., Ltd.
We have signed a sponsorship agreement with Sharp Corporation.
On behalf of the team, I would like to express our heartfelt gratitude for welcoming Sharp, a company that has provided cutting-edge technology and high-quality products, as a new partner.
Through this partnership, QT DIG∞ will work with Sharp to strengthen our competitive performance by improving the playing environment for our players, create new experiences and values starting with esports, and promote collaboration with the local community.
We will continue to strive for the further development of esports and to challenge the world, so we can deliver surprises and excitement to our fans.
(Translated from Japanese)
PR TIMES
この度、「プラズマクラスター」をはじめとする空調家電やAV機器などの個人・法人向けの電気機器を製造・販売している
「シャープ株式会社」
とのスポンサー契約を締結したことをお知らせいたします。https://t.co/M0bCgyC1sG pic.twitter.com/WqKdAliDSa
— QT DIG∞ (@QT_DIG) September 3, 2025