Translation of the bonus manga included in season 3, volume 9 of the TeniPuri kanzenban edition.
The Princes of That Time
Shitenhouji Side 5
The Military Record of Kabriel III
??: “White Stone Be Ambitious!”
??: Did he do it~!?
Atobe: This is unbelievable...
Announcer: The national “My Kabu-chan Is The Best” cup...
Announcer: The winner is... Kabriel (Osaka)!!
Panels two and three:
Inui: Wait a second...
small: The probability is 100%.
Inui: If you want him to be named the number one kabuto beetle in Japan...
Inui: Try defeating my Kabuto Robo.
to be continued