|This article is about a/an episode in Kamen Rider Zi-O.|
Final Answer? 2040 (ファイナルアンサー？2040 Fainaru Ansā? Nisen-yonjū) is the twentieth episode of Kamen Rider Zi-O. It features the debut of Woz Futureing Quiz and the TV debut of Zi-O WArmor after its appearance in Kamen Rider Heisei Generations FOREVER. It also features a silhouetted glimpse of GeizRevive Goretsu and a glimpse of the Zi-O Ridewatch II at the end of the episode.
Kamen Rider Quiz suddenly appears direct from the year 2040! In order to make Geiz the savior of the future, and deprive Kamen Rider Quiz of his powers, White Woz starts a fight between Zi-O and Geiz! Father and son, arriving to the year 2019, Quiz faces his own father, Another Quiz in battle! And still, this raises yet another problem...
- Sougo Tokiwa (常磐 ソウゴ Tokiwa Sōgo): So Okuno (奥野 壮 Okuno Sō)
- Geiz Myokoin (明光院 ゲイツ Myōkōin Geitsu): Gaku Oshida (押田 岳 Oshida Gaku)
- Tsukuyomi (ツクヨミ): Shieri Ohata (大幡 しえり Ōhata Shieri)
- Black Woz (黑ウォズ Kuro Wozu) & White Woz (白ウォズ Shiro Wozu): Keisuke Watanabe (渡邊 圭祐 Watanabe Keisuke)
- Ora (オーラ Ōra): Ayaka Konno (紺野 彩夏 Kon'no Ayaka)
- Junichiro Tokiwa (常磐 順一郎 Tokiwa Jun'ichirō): Katsuhisa Namase (生瀬 勝久 Namase Katsuhisa)
- Ziku-Driver, Ridewatch Voices: Rikiya Koyama (小山 力也 Koyama Rikiya)
- Ziku-Driver Voice: Yohei Onishi (大西 洋平 Ōnishi Yōhei)
- Beyondriver Voice: AFRO (アフロ Afuro)
- Mondo Douan (堂安 主水 Douan Mondo): Katsuhiro Suzuki (鈴木勝大 Suzuki Katsuhiro)
- Tamotsu Douan (堂安 保 Douan Tamotsu): Yōichirō Saitō (斉藤陽一郎 Saitō Yōichirō)
- Quizdriver Voice: Asami Yoshida (吉田 麻実 Yoshida Asami))
- Researcher: Shōzō Sasaki (佐々木省三 Sasaki Shōzō)
- Kamen Rider Zi-O: Seiji Takaiwa (高岩 成二 Takaiwa Seiji)
- Kamen Rider Geiz: Yuya Nawata (縄田 雄哉 Nawata Yūya)
- Kamen Rider Woz: Eitoku (永德)
- Kamen Rider Quiz: Yuji Nakata (中田 裕士 Nakata Yūji)
- Another Quiz: Yasunari Tsukagoshi (塚越 靖誠 Tsukagoshi Yasunari)
Forms and Collectibles Used
- Watch used:
- Woz, Quiz
- Form(s) used:
- Futurering Quiz
- As part of Super Hero Time, this episode aired alongside Kaitou Sentai Lupinranger VS Keisatsu Sentai Patranger episode 49, Number 49: As A Phantom Thief, As A Police Officer.
- Viewership: 2.0%
- Closing Screen Ridewatches:
- Kamen Rider: Geiz, Woz
- Zi-O: N/A
- Geiz: Geiz
- Woz: Shinobi, Quiz
- Count at episode end
- Watches in Zi-O's possession: Zi-O, Fourze, OOO, OOO Tajadol Combo, Gaim, W, Kuuga, Ghost, Decade, Bike, Phone, Taka, Kodama
- Watches in Geiz's possession: Geiz, Drive, Cross-Z, Faiz, Wizard, Genm, Ex-Aid, Build, Bike, Phone
- Watches in Tsukuyomi's possession: Phone
- Watches in Woz’s possession: Woz, Shinobi, Quiz
- Watches in Junichiro Tokiwa's possession: Zi-O II (Real World Part)
- The title of the episode refers to the British gameshow Who Wants to Be a Millionaire?, which has as a catchphrase "Is that your final answer?" (or merely "Final answer?") as it's final confirmation of an answer the competitor is giving to a question before it is revealed.
- Geiz defeating Zi-O as BuildArmor is a callback to episode 9 where Geiz was defeated by Zi-O in the same method.
- Shinichiro Shirakura explained on his Twitter the reason Another Quiz wasn't permanently neutralized when defeated by Kamen Rider Quiz himself was because Quiz (and Geiz) didn't really want to beat down Another Quiz.
- Its unknown why Mondo still has his memories despite the creation of the Quiz Miridewatch.
- Shinji Kido does not make a NEXT LEGEND cameo at the end of the episode, unlike most other tribute episodes that feature a cameo appearance of the next legend appearance.
- TV Asahi's official episode guide for ファイナルアンサー？2040
- Heisei 20's official episode guide for ファイナルアンサー？2040