Two-time world champion Evgenia Medvedeva took the lead at the NHK Trophy after Friday's short program.
Carolina Kostner of Italy took second with 212.24 and Russian Polina Tsurskaya was third.
The Japanese Nationals take place December 20-24 and the Japan Olympic team will be announced afterward.More news: Following UFC Norfolk Win, Dustin Poirier Wants Eddie Alvarez Again
Olympic champion Yuzuru Hanyu wants to get a good measure of how his preparations are going for next year's Pyeongchang Games, so he's aiming high at the NHK Trophy.
Her short program included a triple flip-triple toe loop combination, a triple loop and a double axel.
"Unfortunately their judgment was that I withdraw", Hanyu said in a statement. I am very sorry to have everyone anxious. You have days when it is not so easy and you need to get into that fighting mode. "I would appreciate everybody's consideration and understanding so that I may concentrate on the rehabilitation and my training to be able to perform well at nationals".More news: Wrighty: Loftus-Cheek better player than Chelsea midfielder Bakayoko
Voronov's winning routine to the "Sarabande Suite" which opened with a flawless quadruple toeloop-triple toeloop combination, won a standing ovation and screams of delight from the crowd in the western city of Osaka to gain a personal best 181.06 for the short program and 271.12 overall.
Skating to "Hallelujah", the Chinese duo scored 79.43 points to finish ahead Ksenia Stolbova and Fedor Klimov. Alexi Bychenko of Israel was second with 85.52 points, while Jason Brown of the United States was third with 85.36.
In the women's event, world champion Evgenia Medvedeva won in Russian Federation and will be bidding to book her trip to a fifth consecutive Grand Prix Final with another victory in Osaka.More news: Rams keep rolling, rout Houston Texans, 33-7
World pairs champions Wenjing Sui and Cong Han of China surged to gold with 155.10 points, a record for the free skate, for a total of 234.53.
- US, South Korea begin joint naval exercise to warn Kim Jong Un
- Cole Kelley arrested for DWI
- John Fox challenge considered one of the worst in National Football League history
- PM arrives in Manila for 31st ASEAN Summit and related meetings
- 'Good chance' Martellus Bennett plays Sunday night for Patriots
- Pregnant Kylie Jenner Seemingly Flashes Her Engagement Ring on Snapchat
- National Football League reviewing whether Seahawks followed concussion protocol
- West Virginia 28, Kansas State 23: Key players, moments and grades
- Light rain showers tonight, cooler weather Monday
- Justin Bieber and Selena Gomez to keep their romance low key