2017 NHK Trophy
The 2017 NHK Trophy was the 4th event of six in the 2017–18 ISU Grand Prix of Figure Skating, a senior-level international invitational competition series. It was held in Osaka on November 10–12. Medals were awarded in the disciplines of men's singles, ladies' singles, pair skating, and ice dancing. Skaters earned points toward qualifying for the 2017–18 Grand Prix Final.
Records
The following new ISU best scores were set during this competition:| Event | Component | Skater | Score | Date | Ref |
| Pairs | Free skate |  Sui Wenjing / Han Cong | 155.10 | 11 November 2017 | |
| - | - | - | - | 11 November 2017 | - |
Entries
The ISU published the preliminary assignments on May 26, 2017.| Country | Men | Ladies | Pairs | Ice dancing |
| Miriam Ziegler / Severin Kiefer | ||||
| Keegan Messing Nam Nguyen | Alaine Chartrand | Julianne Séguin / Charlie Bilodeau | Tessa Virtue / Scott Moir | |
| Sui Wenjing / Han Cong | ||||
| Michal Březina | ||||
| Laurence Fournier Beaudry / Nikolaj Sørensen | ||||
| Marie-Jade Lauriault / Romain Le Gac | ||||
| Oleksii Bychenko | ||||
| Carolina Kostner | Anna Cappellini / Luca Lanotte | |||
| Hiroaki Sato Kazuki Tomono | Rika Hongo Satoko Miyahara Yuna Shiraiwa | Sumire Suto / Francis Boudreau-Audet Miu Suzaki / Ryuichi Kihara | Misato Komatsubara / Timothy Koleto Kana Muramoto / Chris Reed | |
| Deniss Vasiļjevs | ||||
| Dmitri Aliev Sergei Voronov | Alena Leonova Evgenia Medvedeva Polina Tsurskaya | Kristina Astakhova / Alexei Rogonov Ksenia Stolbova / Fedor Klimov | Victoria Sinitsina / Nikita Katsalapov | |
| Nicole Rajičová | ||||
| Park So-youn | ||||
| Oleksandra Nazarova / Maxim Nikitin | ||||
| Penny Coomes / Nicholas Buckland | ||||
| Jason Brown Adam Rippon | Mariah Bell Mirai Nagasu | Alexa Scimeca Knierim / Chris Knierim | Madison Hubbell / Zachary Donohue |
Changes to preliminary assignments
| Date | Discipline | Withdrew | Added | Reason/Other notes | Refs |
| August 23 | Men | N/A |  Hiroaki Sato | Host pick | |
| September 19 | Pairs | N/A | Miu Suzaki / Ryuichi Kihara | Host pick | |
| September 19 | Ice dance | N/A | Misato Komatsubara / Timothy Koleto | Host pick | |
| September 22 | Men |  Joshua Farris |  Nam Nguyen | ||
| November 3 | Men | Patrick Chan | Keegan Messing | Focus on preparation for Nationals | |
| November 6 | Men | Daisuke Murakami | Kazuki Tomono | Illness | |
| November 8 | Ice dance |  Isabella Tobias / Ilia Tkachenko |  Penny Coomes / Nicholas Buckland | ||
| November 10 | Men | Yuzuru Hanyu | Not replaced | Right ankle injury |