All righty, so after uninstalling pretty much everything from this computer before leaving, I have a few little games I like, and I hunted down a bunch more. They're all perfect for blowing a bit of fre time on, so here goes:
Bontago
http://www.bontago.com/index.html (http://www.bontago.com/index.html)
Think Jenga Deathmatch - the higher your structure, the more territory you control. Just pray an opponent doesn't decide to heave a load of missiles at it.
Seiklus
http://www.autofish.net/clysm/games/seiklus/ (http://www.autofish.net/clysm/games/seiklus/)
Is it a game, is it minimalist art? Who knows - it's pretty fun though.
The biggie: ABA Games
http://www.asahi-net.or.jp/~CS8K-CYU/index_e.html (http://www.asahi-net.or.jp/~CS8K-CYU/index_e.html)
This guy makes some truly awesome abstract shooters. The ones to check out would be: Torus Trooper, RRootage, Tumiki Fighters, Parsec 47, and Nois2a. Also, the translations are fab: "Speeding ship sailing through barrage. Tunnel style shooter, Torus Trooper!"
Every Extend
http://nagoya.cool.ne.jp/o_mega/product/e2.html (http://nagoya.cool.ne.jp/o_mega/product/e2.html)
"Suicidal explodion' game with new feelings. blow up self to involve enemies!"
Warning Forever
http://www18.big.or.jp/~hikoza/Prod/index.html#wf (http://www18.big.or.jp/~hikoza/Prod/index.html#wf)
Another abstract shooter like the ABA ones, but one boss fight after another, with a fascinating directional shooting system.
And finally: N
http://www.harveycartel.org/metanet/n.html (http://www.harveycartel.org/metanet/n.html)
Ignore the bland graphics - this is an infuriatingly addicting physics-hevy platformer.