Wooden Sandals

Appearance
The Wooden Sandals are a pair of Japanese footwear called geta. The hanao are yellow with black coral, fish, and a red flower.

Trivia

 * The Traditional Sandals from Splatoon's promotional contest bear an indisputably strong resemblance to the Wooden Sandals.
 * It's also worth noting that in this link, it is tied to another January 2019 memento of the set, despite being made by a different gear brand.