Yawaraka Sangokushi Tsukisase!! Ryofuko-chan

A few days after Kagato is defeted everything returns to normal. Ryoko finds Mihoshi and Sasami reading shojo manga which Sasami tells that they are guides to tell how to win a boy Earth style. So Ryoko decides to try to use ideas from manga to win Tenchi. Ayeka finds out what she's doing and starts using the manga to win Tenchi as well.

Tenchi Masaki was a normal 17-year-old boy until the day he accidentally releases the space pirate, Ryoko from a cave she was sealed in 700 years ago as the people thought she was a demon. In a series of events, four other alien girls show up at the Masaki household as Tenchi learns much of his heritage he never knew about and deal with five alien girls who each have some sort of romantic interest in him.

This OVA series gives the viewer more in-depth details on Sasami, Washu, and Ryo-ohki, as well as introducing members of the Juraian royal family.

16 year old Kuzuryuu Yaichi has fallen into a slump after winning the major shogi title "Dragon King", the pressure of his losses continue until an elementary schooler called Hinatsuru Ai, with an extraordinary shogi talent, arrives at his doorstep.