Okamoto Nobuhiko enrolled in Pro Fit Voice Actor Training Institute while working part-time jobs at McDonald’s, 7-11, the post office and as a security guard in order to pay his tuition. ( Interview Source )
He won a voice-acting award for Best Newcomer in 2009, the same year he graduated from university. He would go on to win a best supporting actor award in 2011. ( Source 1 | Source 2 )
He made his singer debut in 2012 with mini-album “Palette.”
At the end of 2021 the Pro Fit agency announced that they would be discontinuing operations for a time. In order to help the voice actors who were being dropped, Okamoto established his own agency and was able to successfully transfer over the contracts of nearly all of Pro Fit’s actors in February 2022. ( Source 1 | Source 2 | Source 3 )
Okamoto is adept at board games. As a child he wished to become a professional shogi player and received training from professionals. ( Source )
Okamoto is a member of the Seiyou Tube Channel on YouTube, and there is a video where he introduces Twisted Wonderland to new players and explains the battle system, lesson system, etc., sometimes in Floyd’s voice.
An interview with Okamoto on voicing Floyd originally published in the Twisted Wonderland Official Fanbook (vol.1) is available here ▶︎、with a group interview with the voice actors for Azul and Jade from Twisted Radio Station has been summarized here ▶︎
Okamoto has had lead roles in over 230 video games and anime, including:
・7th Time Loop (with Silver’s VA)
・9 R.I.P. (with Trey’s VA)
・9 R.I.P. sequel (with VAs for Trey, Yuuken)
・100 Sleeping Princes & The Kingdom of Dreams (with VAs for Skully, Ortho, Leona, Baul, Lilia, Malleus, Trein, Riddle, Grim, Fellow, Neige, Ace, Azul, Rollo)
・Ace of Diamond (with VA for Silver, Riddle, Nougat, Idia, Ortho, Leona, Rollo, Minajael)
・A Certain Scientific Accelerator (with VA for Minajael, Jack)
・Ahiru no Sora (with VAs for Baul, Sebek, Jack, Ace, Leona, Swing)
・Assassination Classroom (with VA for Minajael, Fellow, Vargas, Baul, Nougat, Leona, Skully)
・Be Forever Yamato: REBEL 3199 (with Crewel’s VA)
・BEYBLADE X (with VAs for Trey, Jade, Vargas, Crewel)
・Black Butler (with VA for Rielle, Rook, Jade, Grim, Rollo, Ace, Nougat)
・Black Clover (with VA for Silver, Riddle, Lilia, Trein, Minajael, Fellow, Leona, Nougat)
・BLACK TORCH (with VA for Trey, Deuce)
・Blue Exorcist (with VA for Nougat, Rollo, Swing, Idia, Swing)
・Bungo to Alchemist (with VAs for Rollo, the Director, Riddle, Grim, Lilia, Fellow, Baul, Trey, Silver, Deuce, Jade, Ortho, Minajael)
・BYAKKO ~Shijin Butai Enrenki~ (with VA for Deuce)
・Captivated, By You
・CARDFIGHT!! VANGUARD Divinez (with VA for Nougat, Silver, Baul)
・Crash Fever (with VAs for Ace, Deuce, Kalim, Ortho, Crewel)
・Dead Account (with VA for Idia, Trey, Yuuka, Nougat, Riddle)
・Dead Mount Death Play (with VAs for Silver, Ruggie, Azul, Ortho)
・Demon Slayer: Kimetsu no Yaiba (with VA for Riddle, Grim, Fellow, Trein, Nougat)
・Demon Slayer: Kimetsu No Yaiba The Movie – Infinity Castle (with VAs for Riddle, Fellow)
・Dream Meister and the Recollected Black Fairy (with VAs for Kalim, Leona, Jack, Leona, Azul, Ortho, Malleus, Sebek, Neige)
・-Elements with Emotions- (with VAs for Azul, Crewel)
・Everyday Host (with VA for Leona)
・Fairy Tail: 100 Years Quest (with Leona’s VA)
・Fate/Samurai Remnant (with VAs for Yuuken, Silver)
・Fire Emblem Engage (with VAs for Azul, Ortho, Lilia, Sebek, Rielle, Meleanor)
・Fire Emblem Heroes (with VA for Silver, Rielle, Fellow, Baul)
・Frieren: Beyond Journey’s End (with VAs for Deuce, Baul)
・Furo Koi: My Exclusive Bath Butler (with VAs for Crewel, Silver)
・Granblue Fantasy (with VAs for Idia, Lilia, Baul, Neige, Vargas, Jade, Ace, Trey, Silver, Azul, Rollo, Deuce, Trein, Sebek, Crewel, Fellow, Grim, Leona, Riddle, Maleanor, Skully, Ortho, Yuuken)
・Haikyu!! (with VAs for Riddle, Ruggie, Azul, Epel, Idia, Silver, Vargas, Rollo, Mickey, Minajael)
・Hamatora (with VA for Rollo, Minajael)
・HELIOS Rising Heroes (with VAs for Trey, Sebek, Azul)
・High School! Kimengumi (with VA for Deuce, Fellow)
・Honey Vibes (with VAs for Leona, Yuuken)
・Horimiya (with VA for Idia, Ace, Nougat, Ruggie, Sebek)
・Horror Collector (with VA for Nougat, Minajael)
・I’ll Become a Villainess Who Goes Down in History (with VAs for Sebek, Crewel, Baul, Minajael)
・Ishura (with VA for Lilia, Fellow, Baul, Trein, Nougat, Skully)
・Kunon the Sorcerer Can See (with VA for Silver, Crowley)
・Like a Dragon: Infinite Wealth (with VAs for Baul, Trein)
・Magical Destroyers (with VA for Yuuka, Baul, Idia, Fellow, Sebek)
・Matsurika no Kei -kEi- Tenmei kashokuden (with VA for Neige, Ace)
・Mayonaka Punch (with VA for Yuuka, Nougat, Fellow)
・Meiji Tokyo Renka (with VA for Ortho, Leona, Nougat)
・Momokuri (with Neige’s VA)
・Monster Hunter Stories: Ride On (with VA for Riddle, Fellow, Minajael)
・My Beloved Star -Days That Sparkle- (with VA for Silver)
・My Hero Academia (with VAs for Ace, Vargas, Rollo, Idia, Lilia, Neige)
・N-INNOCENCE-
・Ninja vs. Gokudo (with VAs for Jack, Baul, Fellow, Silver, Deuce)
・No Longer Allowed in Another World (with VAs for Silver, Rollo, Fellow, Baul)
・ONE PIECE(with VAs for Skully, the Director, Baul, Rollo, Trein, Fellow, Grim, Vargas, Swing)
・Opus Colors (with VA for Silver, Riddle, Leona, Nougat, Trey, Minajael)
・OZ Re:write (with VA for the Chief Engineer, Vargas).
・Pass the Monster Meat, Milady! (with VA for Jack)
・Persona 5: the Phantom X (with VAs for Fellow, Idia)
・Pokémon Masters EX (with VA for Mickey Mouse, the Dark Mirror, Baul, Ambrose 63rd, Fellow, Rollo, Trein, Silver, Lilia, Ortho, Idia, Leona, Riddle)
・Promise of Wizard (with VAs for Azul, Crewel, Grim)
・Pseudo Harem
・Quality Assurance in Another World (with Fellow’s VA)
・Radiantale (with Leona’s VA)
・Re:Zero
・Ride Kamens (with VAs for Azul, Yuuken, Baul)
・SAKAMOTO DAYS (with VAs for Ace, Silver, Trey, Riddle, Idia, Fellow, Vargas, Deuce, Swing)
・Samurai Harem: Asu no Yoichi (with VA for Swing)
・Sentimental Photography (with Leona’s VA)
・Shadowverse Flame (with Lilia’s VA)
・sins of KALEIDO – The Witch of Causality Wandering the Tower (with VA for Lilia)
・Snow White with the Red Hair (with VA for Leona, Minajael)
・Sugar Apple Fairy Tale (with VAs for Azul, Ace, Jack, Idia, Ruggie)
・The Dangers in My Heart (with VA for Silver’s)
・The Eminence in Shadow (with VA for Ace, Lilia, Nougat, Fellow, Trein, Baul, Yuuka)
・The Oblivious Saint Can’t Contain Her Power (with VA for Azul, Crowley)
・The Red Bells Lament
・破産富豪 The Richest Man in GAME (with VA for Deuce, Fellow)
・The Strongest Sage with the Weakest Crest(with Trein’s VA)
・The Strongest Tank’s Labyrinth Raids
・Tsurune (with VA for Ruggie, Leona, Yuuken, Trey)
・The Unaware Atelier Master
・Tiger and Bunny (with VA for Crowley)
・Toi-san wa Seishun Shitai! Baka to SmaPho to Romance to (with VA for Baul)
・Tokyo Revengers (with VAs for Riddle, Idia, Silver, Ace)
・Tokyo Revengers War of the Three Titans Arc (with VA for Riddle, Mickey Mouse, Ace, Minajael, Idia)
・Tooi-san wa Seishunshitai! Baka to Smaho to Romance to (with VA for Baul)
・TOUGEN ANKI: Nikko Kegon Falls Arc (with VA for Crewel, Azul, Rollo, Riddle, Sebek)
・Touken Ranbu (with VAs for Ace, Leona, Riddle, Azul, Lilia, Sebek, Grim, Crewel, Chenya, Neige, Yuuken)
・Tower of God (with VAs for Deuce, Idia)
・Undead Unluck (with VAs for Trein, Riddle, Fellow)
・Unicorn Overlord (with Neige’s VA)
・Utakata no Uchronia (with VAs for Deuce, Yuuken)
・Variable Barricade NS (with VA for Azul)
・Viral Hit (with VA for Fellow, Yuuka)
・Visions of Mana
・Who Made Me a Princess
・WIND BREAKER (with VAs for Silver, Rollo, Idia, Trey, Leona, Deuce, Riddle, Minajael)
・Wistoria: Wand and Sword (with VA for Azul)
・World End Heroes (with VAs for Silver, Leona, Idia, Vargas)
・Your Forma (with VA for Nougat, Fellow)
