Shimapan 

Shimapan is an abbreviation of shima-pantsu (striped panties), are one of the new wave moe fashions to sweep the otaku landscape.

I bet she has some Shimapan's under that skirt!

Shimapan by nightscopesman March 21, 2010

Shimapan 

Striped panties most commonly seen in anime and manga. They are also the best type of panties. They are most commonly recognized in the colors White And Blue.

She was wearing blue shimapan and it was adorable!

Shimapan by Kuroneko degenerate June 11, 2021

Shima Pan 

Striped panties that are most recognized in the colours blue and white
Mostly featured in Anime.

1.Damn, did you see that panty shot? She was totally wearing a shima pan

Shima Pan by Drifloona November 25, 2010