List of minor companies

This is a list of companies that have provided additional support on the Splatoon series. These companies were not the primary developers or publishers, but instead helped to create elements of the games, and are listed in their respective credits.

Alvion


ALVION Inc. is a Japanese video game developer and publisher founded in November 1996. The company works with its subsidiary, Ullucus Ltd., to independently create games for a variety of platforms, including on Nintendo systems, while also providing graphic design and video creation. They also provide development support for other games created by larger publishers, including Nintendo.

They are credited under 'Special Thanks' in the Octo Expansion.

Digital Hearts


DIGITAL Hearts Co., Ltd. is a Japanese company, formed in April 2001 to provide independent testing and debugging for a large variety of video games by several major publishers, including Nintendo. The company and its divisions, including its American one founded in October 2011, additionally help with marketing and sales for their clients' games.

They are credited under 'Debug' in and.

Hatena


Hatena Co., Ltd. is a Japanese online services creation company, founded in July 2001. The company runs a wide variety of popular Internet services mainly based in Japan, from blog hosting and social bookmarking to messaging, but has also created some international products in collaboration with Nintendo. Their work includes several online components of popular Nintendo products, including Flipnote Studio and Miiverse.

They helped develop SplatNet 2 and are listed alongside Nintendo in its credits.

Mario Club


Mario Club Co., Ltd. is a Japanese fully-owned subsidiary of Nintendo, traditionally used for testing and quality control in many of Nintendo's first-party games. Originally known as the Super Mario Club, a division of Nintendo used since the 1980s, the group spun off into its own company in July 2009 and receives a credit in the vast majority of Nintendo games.

They are credited under 'Debug' in and, similar to most of their credits in other games.

Monolith Soft


Monolith Soft Inc., also known as Monolith Software Inc., is a Japanese video game developer and a fully-owned subsidiary of Nintendo. Founded in October 1999, it was created by former Square and Namco employees and as a result was owned by Namco, and later Namco Bandai after their merger in March 2006. At this time, it was primarily a developer of RPGs such as the Xenosaga and Baten Kaitos series.

After changes to Namco Bandai's corporate structure in the early 2000s, the company was bought out by Nintendo in April 2007 and since then has worked as a developer exclusively for Nintendo systems, most notably creating the Xenoblade Chronicles series. In 2011, an additional studio was established in Kyoto, Japan, near Nintendo's headquarters. This branch of the company provides additional development support on many of Nintendo's first-party titles, including The Legend of Zelda and Animal Crossing series.

They are credited under 'Special Thanks' in the Splatoon series.

Tose


Tose Co., Ltd., also known as Tose Software, is a Japanese video game developer formed in November 1979. Consistently providing development support on over 1,000 games for a variety of companies, they are almost always left uncredited at their request. Having an ongoing relationship with Nintendo, their most notable credited works include the Game & Watch Gallery and The Legendary Starfy series.

In a rare credited appearance, they are listed under 'Special Thanks' in.