When Soran is shocked to learn from Elder Shinchuu that his grandfather Chou Kaigi was a member of Zensei, the Tenshi and Rikukin explain what happened to him.
On their way back, Soran is invited to a party by Rikukin's granddaughter Riku Rinron...
Master Den!
!معلّم دين
Meister Den!
¡Maestro Den!
¡Maestro Den!
Maître Tian !
Maestro Den!
Mestre Den!
Наставник Ден!