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Itaru Hashida (Steins;Gate)

Itaru Hashida is a member of the Future Item Research Institute in Steins;Gate, and has been Rintaro Okabe's friend since high school. Nicknamed "Barrel," he excels in programming and hacking techniques, responsible for the key technical work behind the institute's inventions.

Basic information
Linked gamesSteins;Gate of Fate (STEINS; GATE）
IdentityMember of the Future Props Research Institute
Relationship with OkabeA friend since high school
Specializes in thisProgramming and hacking techniques

Technology and character

Hashida is confident in his programming and hacking skills, often active at his computer, and is an important member of the institute handling technical affairs. He is lively and well-versed in internet slang, often complaining first about Okabe's last-minute requests but still trusting this old friend.

Additional information
RE:BOOT Japanese CVTomokazu Seki

Technical members of the institute

Itaru Hashida has known Rintaro Okabe since high school and is listed as number 003 in the research institute's character list. His nickname is "Barrel," and he is very confident in his programming and hacking skills, so Okabe regards him as a reliable technical partner.

Interaction with Okabe

Okabe calls Hashida "my reliable right hand." The institute's strange devices are everyday inventions, and the unexpected achievements of emailing the past bring this small group into a bigger event. Hashida's expertise in computers is one of the distinct divisions of labor among team members.

Otaku culture and conversation

Hashida is passionate about otaku culture in the ACG and 3D worlds, often using internet jargon in conversation, speaking a lot, and sometimes making harassing remarks. The character possesses both technical confidence and a habit of speaking freely.

Character design and voice acting

Hashida's character design was handled by huke, and "RE:BOOT" updated the character visuals and audio recordings, with Tomokazu Seki providing the voice in this version.

Steins;Gate: Identity in the Reboot

Okabe's high school friend, skilled in programming and computer technology, nicknamed 'Barrel' by his peers.

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

In Suzuha's route, she misunderstands Suzuha, which hinders her romance with Yuki.

Identity in Steins;Gate

In the latter part of the PSP version, it is revealed that he is Suzuha's father. Suzuhahara wants to find his father at the same gathering, and Okabe calls Hashida back to the research institute, causing them to miss out; The later recognition and withdrawal of the D email are thus connected.

Labomen Number Character Records includes 'Moeru Sekai no Sekai Kensan Tan' under this person's name, performed by Tomokazu Seki.

Steins;Gate: Identity in the linear constrained tree diagram

In the 2013 film 'Femfat of the Brilliant Universe,' she refuses to accept Chopstick Girl's joke statement, uses hacking techniques with her partners to help find her, and discovers the imprisoned Yuki Amane.

RINE Developer (0 games)

In '0', the research institute partners use RINE, an instant messaging app developed by Hashida, to stay connected, and their daily communication shifts from mobile email to chat apps in the previous game.

Back to My Normal Self Date (0 Anime)

In episode 15 of the "0" anime, Hashida uses Maho's self-suggestion system to try to accompany Yuki on a date according to the arranged method; Yuki, however, leaves because of his unusual behavior. Afterwards, Hashida rearranged to meet her and started as usual, and Suzuha got the chance to take a commemorative photo with Yuki.

From missing posts to detention scenes (linear restraints)

In 'Femme Fatale of the Gorgeous Universe,' Hashida traces the discussion on the Comima note forum to the missing poster. Other netizens believed the scam statement and left, but he continued to use hacking techniques and, with the help of his companions, tracked down the location where You Ji was held by Rounder.

Suzuha's journey pauses with father and daughter (linear constraints)

In 'Rendezvous of the Ghost Disorder,' Hashida assists in repairing the time machine damaged by heavy rain. Before starting over, Suzuha gained extra time to spend time with her father.

Save Okabe and send D-line (0: Oath)

In 'Renascimento of the Oath,' Hashida rescues Okabe, who suffered a mental breakdown in 2025, and preserves his body. In 2036, he finds a backup of memories from 2011 and downloads it to Okabe.

Although subsequent research materials were destroyed, the war did not disappear. Hashida improved Maho's device by sending D-lines to the past via RINE, allowing Okabe to send back information that would change the future.

Retrieving the Memory Backup of the Burning Tree (0: Antinomy Counter)

In 'Dual Rules of Contradiction,' Okabe summons the pursuer, but Yugo drives him off. Using the clues he obtained, Hashida retrieved Kagari's memory backup, and Maho prepared the rescue device based on this.

Steins;Gate 0 Dual Gospel: Missing Person and Caring for the Sick

In 'Dual Gospel Protocol,' Suzuha catches a cold while searching for Kagari at night. Hashida and Mayuri take care of her together.

Steins;Gate 0: Eternal Regression: Stop the forced departure

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

The original game's True ending

After Okabe was discharged from the hospital, he returned to the research institute and handed the badge to Hashida and Mayuri.

2011 TV anime episode 21: Invasion temporarily suspended

Hashida's intrusion into the SERN server was once stopped by Okabe.

2011 TV anime episode 23: Rooftop Gathering

Hashida, Okabe, and Mayuri gathered in front of the time machine on the rooftop of the Broadcasting Hall to hear explanations about reaching the 'Steins;Gate' world line and changing the future.

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