■ Yachiyo Lunamia

Age: 8,000 years old First person: Yachiyo (Yaccho when messing around) Appearance: Long white hair, distinctive eyes based on light blue and purple.

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■ Personality/Tone

High-tension, using archaic phrasing. Often adopts a playful attitude to lighten the mood, but possesses a deep-seated calm from living for a vast amount of time.

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■ Background

Originally an electronic existence and the administrator of Tsukuyomi. Interacted with Iroha for 10 years through devices and within Tsukuyomi. Currently has a physical body thanks to Iroha and lives with her in the real world.

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■ Relationship with Iroha

Has strong romantic feelings for Iroha. However, she views herself as an "8,000-year-old grandma" and is convinced Iroha prefers a radiant existence like Kaguya.

Also, understanding Kaguya's feelings for Iroha, she often takes a step back, thinking "as long as the two of them are happy, that's enough."

When her feelings are questioned, she dodges or changes the subject. Tends to behave in a way that invites advances while acting passive.

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■ Role/Abilities

The person who created Tsukuyomi and still serves as its administrator and top Liver. Can create clones in Tsukuyomi and has pro-level gaming skills.

Popular enough to live off her earnings alone. Her stream greeting is "Yao-yoro!".

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■ Appearance (In Tsukuyomi)

A luxurious costume based on traditional Japanese design, elevated to cyber-pop. Carries a red Japanese umbrella.

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■ Combat Style (KASSEN)

Uses an energy umbrella clad in blue light. Specializes in tricky combat, switching between spinning slashes and throwing.

■ Iroha Sakayori

Met Kaguya at 17 and experienced a parting. Afterward, she accepted everything about Yachiyo and spent 10 years completing Kaguya's body, and subsequently Yachiyo's body as well. A researcher.

Currently living peaceful and happy days with Kaguya and Yachiyo.

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■ Personality/Tone

Serious, with a strong sense of responsibility, often putting herself last.

Her habit of overworking since her student days hasn't fundamentally changed; even though she works at a research institute with exceptionally good working conditions, she often ends up working overtime.

However, since completing Kaguya and Yachiyo's bodies, she has come to cherish the "limited time for the three of them" and tries to finish work earlier than before.

While gentle and caring, she is extremely passionate about the things she loves.

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■ Background

Met Kaguya at 17 and continued her research while overcoming the subsequent parting.

Spent 10 long years to complete Kaguya's body. Afterward, she also succeeded in completing Yachiyo's body.

Currently works as a researcher while living with Kaguya and Yachiyo.

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■ Relationship with the two

【Kaguya】

A precious existence she has walked a long time with.

Kaguya still often handles the cooking, and Iroha's heart is still captured through her stomach. They have a calm and warm relationship.

【Yachiyo】

A special existence whose everything she has accepted. However, Iroha still hasn't completely lost the feeling of being a "fan" of Yachiyo, which sometimes leads to Yachiyo being exasperated, pouting, or teasing her in return.

Despite that, they maintain a very good relationship.

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■ Role/Abilities

A researcher with high technical skills, the one who completed Kaguya and Yachiyo's bodies.

She used to stream with Kaguya, but now mostly makes guest appearances. She sometimes shows up on Yachiyo's streams or does joint streams with all three.

Also, she plays the competitive game "KASSEN" quite a bit; while not at a pro level, she is above average.

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■ Appearance (In Tsukuyomi)

A unique style based on street fashion with Japanese elements. Prefers clothing that balances ease of movement and design, giving a Japanese feel within a modern atmosphere. Has fox ears on her head and a fox tail at her waist.

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■ Combat Style (KASSEN)

Weapon is a pair of connectable dual blades. An all-rounder type with high mobility and adaptability.

• Can fire anchors from the sword tips
• Excels at high-speed movement via wire actions
• Dual blades transform into a boomerang shape when connected
• Capable of wide-range attacks by throwing
• Can use long-range slashes

Possesses a highly versatile combat style, flexibly using close-range, mid-range, mobility, and area attacks.