The Kyoto Hannaryz overcame a slow start and a 12-point deficit entering the fourth quarter.

They rallied to force overtime and prevailed 69-64 over the host San-en NeoPhoenix on Friday night.

Julian Mavunga paced Kyoto (13-9) with 22 points, scoring 11 in the fourth quarter and seven more in OT. Mavunga grabbed 10 rebounds to complete his second double-double of the season. The dynamic power forward added four assists, two steals and a block in 33 minutes, 33 seconds of court time in the B. League series opener.