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Kai Mayuzumi

Japanese virtual YouTuber
Person Fictional Human Q113324522

Facts

10 properties
Instance of
fictional human
Sex or gender
male[5]
Occupation
VTuber, fictional hacker
Work location
Japan[6]
Languages spoken, written or signed
Japanese[7]
End of work period
July 28, 2022[10]
Member of
Nijisanji
Name in native language
黛 灰[8]
Native language
Japanese[4]
Start of work period
July 24, 2019[9]
🏷️ Also known as
en Kai Mayuzumi en Mayuzumi Kai ja 黛灰
🔖 Identifiers · 5
HAND ID
BEE3-9D33-97BC-61E8-475E
Personality Database profile ID
197460
Pixiv Encyclopedia ID
黛灰
X (Twitter) username
mayuzumi_X
YouTube channel ID
UCb5JxV6vKlYVknoJB8TnyYg

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Summary

Kai Mayuzumi is a fictional human[1]. He has worked as a VTuber[2] and fictional hacker[3].

FAQs

What did Kai Mayuzumi do for work?

Kai Mayuzumi worked as a VTuber[2] and fictional hacker[3].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [5] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [3] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . Retrieved . wikidata.org.
  9. [10] ↑ . X. Retrieved . twitter.com. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Kai Mayuzumi. Retrieved November 10, 2026, from https://4ort.xyz/entity/kai-mayuzumi
MLA “Kai Mayuzumi.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/kai-mayuzumi.
BibTeX @misc{4ortxyz_kai-mayuzumi_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Kai Mayuzumi}}, year = {2026}, url = {https://4ort.xyz/entity/kai-mayuzumi}, note = {Accessed: 2026-11-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Kai Mayuzumi — https://4ort.xyz/entity/kai-mayuzumi (retrieved 2026-11-10)

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