Please see all photos in case I have missed anything below.

Konami?

Alien, Narcissus spaceship.

Science fiction film related.

Resin / plastic?

Made in Japan?

Loose, unboxed. (No box).

With stand.

Model has some dust in grooves, but, otherwise, is in good condition.

Stand pieces slot together well. (I hadn't quite pushed it together for the photos).

Approximate length, nose to tail: 7.7 cm

Approximate wingspan: 6 cm.

Approximate height when on stand: 6.7 cm.