Nothing says "fill 'er up" quite like these custom fuel doors on itasha seen in the parking lot at Comiket last weekend.

Otaku-style gas tank art --
Got high-octane?

Otaku-style gas tank art --
This is the gas tank!

Otaku-style gas tank art --
Please insert gently

Otaku-style gas tank art --
Regular fuel prohibited

Otaku-style gas tank art --
The gas tank is on the other side

Otaku-style gas tank art --
Suiseiseki's face is a little... heehee heehee... high-octane

Otaku-style gas tank art --
High-octane

Otaku-style gas tank art --
Creamy, thick high-octane vehicle

Otaku-style gas tank art --

Otaku-style gas tank art --

Lots more photos from the parking lot: 1, 2, 3

[Via: New Akiba]