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Maho Hiyamasada (Steins;Gate)

A senior researcher in Hongliqi, also involved in Amadeus development.

Additional information
Japanese voice actingSayuri Yahagi

Identity and experience

Works in the brain science research team at Victor Condolia's University, comes to Japan with Leskinen, and introduces Amadeus to Okabe.

Identity in Steinsgate 0

A PS Vitamin version expansion lets her live with Mengyu, who interviews her, discussing substitution and self-worth in work. In the latter half of "Proof of Existence," she faces Reyes' military struggle to eliminate Amadeus's last line of defense and protect Kurisu's memories; A month later, after hearing Okabe's explanation, he returned to the United States.

Remind Okabe to distinguish between the system and the dead (0 animation)

In episode 3 of the "0" anime, when Okabe becomes emotional again when facing Amadeus's reaction to Kurisuke, Maho reminds him: the one before him is Amadeus, and Kurisu herself is already dead. This reminder directly constrained Okabe's interactions with the memory system, highlighting Maho's responsibility as a system researcher.

Keeper of Kurisu Notebook (0 Animation)

In episode 10 of the "0" anime, after accompanying Okabe to the site where Kurisu was killed, Maho tells him she has kept Kurisu's laptop. The computer remains locked and may contain papers, research materials, and personal notes; Okabe warned her about the dangers of the time machine theory.

Everyday soundtrack concepts for the facility

Go Abao included the 2010 visits by Okabe and Maho, the World Brain Science Research Institute, and hospitals as the conception subjects for "Future of Spirit." The arrangement retains sadness in a neutral everyday life, combining electric piano chords with sine wave sequences.

Rescue the Burnt with Transplanted Memories (0: Antinomic)

Kagari began calling her 'senpai' and revealed things Kurisu knew. Okabe Shokou is haunted by the transplanted memories and takes out a real device to seek her help.

After Hashida obtained Kagari's memory backup, Maho prepared a mobile time-jump device and tried to rescue Kagari using the original data.

Temporary Residence and Cleaning After Searching (0: Proof of Existence)

The office and hotel are searched one after another, and Maho and Moyu accept the accommodation provided by Phyllis. Maho made the guest room messy, and later everyone cleaned up together. Nao took charge of the situation while Kuroki prepared the meal.

Device Creation in Two Branches (0 Games)

In 'Renasciment,' Okabe uses a telephone microwave oven made by Maho, traveling back to 2011 from 2036.

In 'Altair of the Infinity Point,' Maho and Hashida secretly create a time jump device. When Okabe opposed the job, Mayuri learned from the dispute about Kurisu's sacrifice.

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

In the "Dual Gospel Protocol," Maho and Reskinen attend the Future Tools Institute's Christmas party.

Steins;Gate 0: Eternal Regression: Submit data and return home

In 'Return of the Lost Dragon,' after the office and hotel room are searched, Okabe explains to Maho the dangers posed by Kurisu's computer and hard drive. Maho entrusted these materials to him for safekeeping.

Maho and Reskinen return to the United States after the incident.

Steins;Gate 0: Private Mirror: Eavesdropping, Assault, and Rescue

In 'Stigma Behind the Mirror,' Maho eavesdrops on Reskinen and Reyes's conversation, and is discovered by the two. Afterwards, she and Reskinen traveled to Japan again.

Maho secretly researches the time machine. After learning this, Okabe told her about his experience of giving up, leaving the truth behind Kurisu's death unrevealed. Maho then strangled Okabe, who lost consciousness and was imprisoned.

Maho rescues Okabe from captivity.

Related entries

References

Data compiled on: 2026-10-10.

本版编辑：免费机器翻译 · 2026-10-23

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