Thomas & Friends is owned by Mattel Television.

The Super Mario name, characters and logo, and any related properties are owned by Nintendo.

Sonic The Hedgehog and Puyo Puyo are owned by SEGA. The designs of Sonic and the Eggmobile from the Sonic Movie series are owned by Paramount Pitcures.

Doki Doki LIterature Club is owned by Team Salvato.

Speed Racer is owned by Tatsunoko Productions.

ToddWorld is owned by Splash Entertainment.

A Hat In Time is owned by Gears For Breakfast.

RWBY is owned by Rooster Teeth.

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Zach Johnson does not take ownership of any of these properties. All properties used in Zman & Friends fall under Fair Use.