Did Metal Slug 2nd Mission have a clamshell release in Japan?

Bar81 · Nov 28, 2014

I can't find any pictures of a clamshell release of Metal Slug: 2nd Mission in Japan on the Neo Geo Pocket Color.

I was hoping someone can confirm whether the above is accurate.

edit: original release in cardboard and SNK Best release in a clamshell???

Did Metal Slug 2nd Mission have a clamshell release in Japan?

Bar81

Note to self, Place interesting, Custom rank here.