Sennyu Suit

Appearance
The Sennyu Suit is a black office suit with a tie that changes color to match that of the wearer's ink and a 2 number pin.

Trivia

 * The Blue Team of the Splatoon manga all wear the Sennyu Suit during the events of Octo Expansion.
 * In the manga, it's explained that pin on the Sennyu Suit turns the wearer's headgear black which is demonstrated on the Sennyu headgear set being black versions of the Blue Team's normal headgear.
 * It's also explained in the manga that the pin on the Sennyu Suit also acts as a transceiver.