From Midnight Scans:

Kimi ga Suki Plus Pink Passion Version by WATANABE Ayu
After going out for only a year, their relationship is already in trouble?

Boikore Boys’ Collection S Seitokaichou by AIKAWA Hiro
I’ve become a toy for a super S senpai, but I can’t defy him…

Anata Nante, Kirai by YOSHIOKA Ririko
He’s such a frivolous person. Even so, he’s still the one I care about~?!

Shitsuji-sama to Himegoto Otona no Tame ni Atsui Chocolate by AOI Saki
Eri wants to give the butler a Valentine’s chocolate that he will like, but…?!

Akai High Heeru (Red High Heels) by Ishiko
A good looking shop manager with spectacles… Just looking at his serious facial expressions turns me on.

This is one of 8 (as of 8/31/10) Genshoku Tsundere Danshi Anthology books:

1/2) Genshoku Tsundere Danshi Oresama Cool (3/13/2009)
1/2) Genshoku Tsundere Danshi Oresama Sweet (3/13/2009)
3/4) Gensoku Tsundere Danshi Ikenai Sensei (8/10/2009)
3/4) Genshoku Tsundere Danshi Semekare (8/10/2009)
5) Genshoku Tsundere Danshi Moekare (12/11/2009)
6/7) Genshoku Tsundere Danshi Himitsu no Kareshi (4/13/2010)
6/7) Genshoku Tsundere Danshi Junjou Kareshi (4/13/2010)
8) Genshoku Tsundere Danshi Ubukawa Kareshi (8/11/2010)