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Rintaro Okabe (Steins;Gate)

Rintaro Okabe is the protagonist of the university student in 'Steins;Gate', who founded the Future Props Research Institute in Akihabara and calls himself the mad scientist 'Kyoma Hououin.' The institute accidentally creates a device that can send emails to the past, causing him and his companions to become entangled in a time anomaly.

Basic information
Linked gamesSteins;Gate of Fate (STEINS; GATE）
IdentityThe protagonist of the story
Also known asPhoenix Courtyard is truly fierce
FoundedFuture Props Research Institute

Character identity

Rintaro Okabe is a university student and the founder of the Future Props Research Institute. He calls himself "Okama Hououin," immersing himself in the role of a mad scientist; The institute's quirky inventions unexpectedly become the starting point of a time event.

Additional information
RE:BOOT Japanese CVMamoru Miyano

Research institute in Akihabara

The Future Props Research Institute led by Okabe is located in the building where the "Picture Tube Workshop" is located. The downstairs owner, Yugo Tennoji, is also the landlord. The research institute gathers familiar friends and usually creates various devices with unknown uses. An unexpected invention allows mail to be sent to the past.

Phoenix Courtyard is truly fierce

Okabe plays the mad scientist under the name "Okama Phoenix," deliberately carrying a villainous aura. This exaggerated self-setting not only appeared during experiments but also ran into his daily conversations with acquaintances.

Partners and forms of address

Mayuri is his childhood friend, and Hashida has been his close friend since high school. Okabe calls Hashida, who is skilled in computer technology, a reliable right-hand man, naming Mayuri's habit of reaching up to the sky "shaking hands with stardust," and calls the downstairs owner "Mr. Brown."

Player perspective and voice acting

Players participate in the story through Okabe's phone; answering calls, replying to emails, or not responding temporarily all affect subsequent developments. In 'RE:BOOT,' he was voiced by Mamoru Miyano, and in this version, the voice was re-recorded.

0 Everyday musical imagery in the facility

The concept for "Future of Spirit" includes 2010 scenes of Okabe and Maho, as well as research institutions and hospital visits to Fubuki. Abao Gang preserved the sad tone and chords for such everyday life, making the calm scenes tinged with sadness.

Steins;Gate: Identity in the Reboot

Founder of the Future Prop Research Institute, calls himself Ōōin Oguma. Activities together with high school friend Itaru Hashida and childhood friend Mayuri.

Steins;Gate: The identity of lovers in Stones;Gate is a love-to-love story

In different love branches, she organizes a band to raise funds for the lab, helps Phyllis run a coffee shop, or tries to get Hashida and Yuki to know each other.

Identity in Steins;Gate

In the PSP version, after D-mail altered the past, he retained his original memories. To prevent Mayuri's death, he withdraws his partner's D-mail; Different choices will retain Suzuha, Phyllis, or the world they are in. In the True ending, he changed Kurisu's real death to his earlier self, mistakenly believing she was dead, and stopped the spread of the Nakahachi paper.

Labomen Number Character Records includes the song "Hard to Attack New Gate" under this person's name, performed by Mamoru Miyano.

Identity in Steins;Gate Elite Edition

The six endings of ELITE make him decide whether to withdraw Suzuha, Phyllis, and Ruka's changes, and choose between the survival of Mayuri and Kurisu. The True ending prompts him to use his future self's hint, retain Okabe's earlier observations, and rescue Kurisu.

Become an Amadeus tester (0 games)

In '0', while assisting with a university lecture, Okabe learns that Kurisu's memories have been stored in Amadeus, and subsequently undergoes testing. He repeatedly communicates with this memory through his phone, gradually feeling that he is relying on it; The person in this conversation has no memories of experiencing life at the original research institute with him.

Mail and Missing Person in 2025 (0 Animation)

In episode 23 of the "0" anime, Okabe from 2025 sends a video email explaining Operation Skuld to his 2010 self, then pilots a time machine to search for Mayuri and the others who have disappeared.

The founding date of the institute (original mobile version)

MAGES History Mobile Edition character introduction: Okabe is recorded as a first-year student at Tokyo Denki University, and the time of founding the Future Props Research Institute is set after university entrance exams. He used this small society as his base, often pretending to communicate secretly on his phone.

Tracking Mayuri in Different Worlds (Linear Binding)

In 'Abduction of Three-Life Causes,' Okabe uses D-Mail to stop Mayuri from going out, but then encounters a small fire caused by her carelessness. After further modifications, bloodstains appeared, so he switched to time jumping to investigate and was attacked by men in black cloaks. Disappearances, fires, and bloodstains come from observations across different timelines.

Awakening and Re-Action in 2036 (0: Oath)

In 'Renasciment', Okabe awakens in 2036; his body was preserved by Hashida, and his consciousness comes from a backup memory from 2011. He witnessed Ruka sacrifice to protect Mayuri and Phyllis, realizing that his abandonment had not saved his companions.

He used Maho's device to return to 2011, had Suzuha reveal the truth, and resumed acting under the identity of Hououin Oguma.

Memory Blocking Download and D-Line (0: Oath)

Okabe and Suzuha rush to rescue Kagari, who was kidnapped by Reyes, and buy time for Hashida to delete his memory data. Destroying research materials only brings temporary peace; the war has not yet been resolved; Afterwards, he uses an improved device to send information to his past self via RINE.

Retry after the rooftop attack (0: Infinity point)

In 'Altair of the Infinity Point,' Mayuri and Suzuha prepare to travel back in time, with the battle shifting from Suzuha to encouraging Okabe after the first rescue fails. The rooftop is attacked by armed forces; Mayuri Kagari fights back, and the time machine is also attacked.

Okabe then stayed up all night completing the time-jumping device, returning about 40–50 minutes before the attack, preparing to set out again, and allowing Mayuri and Suzuha to leave.

Forced smiles after farewell (HD main story)

In 'Melt of Causality,' when Kurisu returned from the airport to the research institute, Okabe had already performed the task of deleting the email. After returning to the β, he forced himself to play Phoenix Palace Kyoshin, but Mayuri advised him not to force it; He finally cried in front of her.

Steins;Gate 0 Dual Gospel: The world line changes during the gathering

In "Protocol of the Dual Gospel," the institute holds a Christmas party, with Reskinen and Maho also present. During the party, Okabe's Reading Steiner is triggered, causing a shift in the world line.

Steins;Gate 0: Eternal Regression: Departure disputes and data storage

In 'Return of the Lost Dragon,' Suzuha tries to force Okabe to return to July 28, but Hashida intervenes to stop her.

Okabe receives news that his office and hotel room have been searched. He explained to Maho the dangers posed by Kurisu's computer and hard drive, and Maho entrusted him with the materials for safekeeping.

After the incident, Okabe continued as a tester for Amadeus Kurisu as arranged by Reskinen.

"Steins;Gate 0" Private Mirror: Attacked and Rescued

In 'Stigma in the Mirror,' Okabe learns that Maho is secretly researching a time machine, so he explains his experience of giving up, but does not reveal the truth behind Kurisu's death. Maho then strangled him, Okabe lost consciousness, and although he survived, he became a prisoner.

Okabe was rescued from captivity by Maho, but faced with the world where Mayuri and Suzuha had disappeared, he ultimately gave up on saving the world.

The original game's True ending

After being discharged, Okabe brought the institute badge to meet Ruka and Phyllis, handed the badge to the two, and let them become members. Afterwards, he handed the badge to Moeku, Mayuri, and Hashida.

During his hospital stay, Okabe was cared for by Mayuri.

After being discharged, Okabe walks alone on the street and reunites with Kurisu, who has been searching for him. She was grateful for the rescue at the time and felt reassured that he was safe and sound.

2011 TV anime episode 17: Heading to the conference venue

Okabe went to the 'Ranet Access Battlers' tournament venue to investigate the contents of Phyllis's previous D-mail.

2011 TV anime episode 18: Visiting the shrine again

After the date, Okabe went to Yanagirin Shrine again, hoping to see her.

2011 TV anime episode 19: Issued a retraction email

Okabe eventually sent an email to withdraw D's mail.

2011 TV anime episode 20: Waiting for the locker

After learning the location, Okabe went to the scene and tried to break the locker to retrieve IBN5100. Afterwards, he listened to Kurisu's advice and decided to monitor the locker, waiting for Rounder to come and collect the computer.

Related entries

References

Rewrite the factual introduction based on the official materials listed; No game scripts, lyrics, or audiovisual materials are reproduced.

Data compiled on: 2026-10-16.

本版编辑：免费机器翻译 · 2026-10-24

内容许可：CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0/

本译文依据的源修订