Sasa is first out of the gate with a rather complete list. She's not posting summaries like Hashi-hime, but she provided links to original websites. Some of them I can almost read... Here's one for Hyakko:

いつも楽しく、元気に盛り上がる、虎子たちのスクールライフ！

"Always fun, increasingly energetic, school life of Torako and friends"? Sign me up.