Komori Tayhoshi

**Komori Tayhoshi** is Kosumo Tayhoshi’s ancestor and was the Cosmic Hashira (not related to Hoshiko). She was a minor character featured in Kosumo’s memories.

## Personal Status

### Relative(s)

Hayai Tayhoshi (早い 太星)(Brother)Tsukishi Tayhoshi (月星 太星) (Descendant)Kosumo Tayhoshi (コスモ 太星) (Descendant)

## Appearance

Komori was a petite 19 year old young woman with a lean build. She had indigo hair tied up in two ponytails with 2 star ribbons. She had sky blue eyes that faded into an intense cyan color. She wore a standard demon slayer uniform that is dark indigo. She also wore a haori that was indigo which faded into a lavender color. She also wears zori flip flops with white tabi socks.

## Personality

Komori was a kindhearted individual who puts others needs before hers, representing her altruism. She is always curious about what is around her. She usually has a smile on her face, and was loved by many people. However, she seeks revenge on people that killed her loved ones. Once, a friend of hers got killed by Muzan, and she avenged her friend by attempting to kill Muzan. She nearly killed him, but she was badly hurt. Luckily, she survived.

## History

Komori was born in a family of four with an unnamed mother and father. They cared a lot about her. One night, when she was 11, she and her siblings heard a scratching noise outside of the house. Little did they know, it was a demon. The demon suddenly burst into their home and slaughtered everyone except for Komori and her older brother Hayai. Both of them started taking down the demon with all the knives they had. Eventually, the demon died from the sunlight. Both of them were traumatized, and snuck revenge on the demon that killed their family.

## Abilities and Powers

### Overall Abilities

Formerly a Hashira, Komori possessed power nearly as powerful Muzan.

* As a member of the Demon Slayer Corps, she possesses immense physical strength and power from intense training yearly. She is able to use **Total Concentration: Constant.**
* Hand-to-hand combat: Komori is physically strong, and is a skilled martial artist.

### Supernatural abilities

* Demon slayer mark: When she was battling Muzan, she received her demon slayer mark which was a red constellation mark on her left cheek.
* Bright Red Nichirin Blade: As Komori and Muzan clashed together, Komori’s blade suddenly became red.
* Transparent World: When she fought Muzan, she temporarily gained the ability to see his blood flow and muscle movements. This gave her an advantage in fighting him.

### Cosmic breathing

Komori invented cosmic breathing (not related to Hoshiko) by combining Sun breathing and Star Breathing.

1. **1st Light Year: Big Bang** (一光年 ビッグバン Ichi no Kōnen: Bigguban) - The swordsman uses rotating sword motions to create a defensive powerful shock wave, executing a powerful attack from behind on the second part unnoticeable.
2. ***Second Light Year: Nebulae thrust*** (二光年 星雲 推力 Ni no Kōnen: Seiun Tsuki) - The swordsman blitzes their opponent diagonally with their sword laced with poison. The poison can cause their opponent to hallucinate and collapse.
3. ***Third Light Year: Comet*** (三光年 彗星 San no Kōnen: Suisei)- The swordsman multislashes and thrusts their opponent followed by a slash that can’t be seen. This movement executes itself very precisely to prevent missing their targets.
4. ***Fourth Light Year: Cosmic ray*** (四光年 六合光線 Shi no Kōnen: Rikugō Kōsen) - The swordsman slashes their sword vertically directly at their opponent’s head while light is being reflected off their sword, burning them, as the light blinds them temporarily.
5. ***Fifth Light Year: Spiral Sunstorm Chaos*** (五光年 渦状 太陽の嵐 混乱 Go no Kōnen: Taiyo Arashi Konran) - Solar Plasma surrounds the swordsman’s sword and they makes spiral movements with their sword, and spirally slashes their opponent through multiple times. They use this to burn their opponent and attack their weakness, making regeneration slower.
6. ***Sixth Light Year: Stellar Windstorm*** (六光年 星の暴風 Roku no Kōnen: Hoshi no Bōfū) - The swordsman can attack far-range using this style. They multi-blitzes their opponent with wind followed by a go through thrust, freezing their nerves so they can’t move and react.
7. ***Seventh Light Year: Constellation*** (漆光年 星座 Shichi no Kōnen: Seiza) - The swordsman does custom slashes and blitzes that create a burning light projectile towards their enemy from their sword. As it approaches them, a mirror of it appears behind its target, attacking their enemies behind if the first attack misses.
8. ***Eighth Light Year: Sunrise*** (八光年 日の出 Hachi no Kōnen: Hinode) - The swordsman laterally slashes their opponent 100 times at the speed of light. Sunset (八光年 夕焼け Hachi no Kōnen: Yūyake) - The swordsman vertically slashes the opponent 100 times at the speed of light. They also decreases their sword to absolute zero temperature to kill nerve cells, hindering regeneration.
9. ***Ninth Light Year: Supernova*** (九光年 超新星 Kyū no Kōnen: Chōshinsei) - The swordsman uses high energy by rotating their sword to create a fiery explosion when they slashes their opponent spirally precisely.
10. ***Tenth Light year: Gamma ray burst*** (十光年 ガンマ線 バースト Jū no Kōnen: Ganmasen Bāsuto) - The swordsman’s sword is surrounded with a toxic gamma radiation. They jump high and do a front flip, vertically blitzing their opponent, causing drowsiness and hemorrhage.
11. ***Eleventh Light Year: Black hole*** (十一光年 ブラックホール Jū ichi no Kōnen: Burakkuhōru) - The swordsman surrounds their sword with dark plasma energy. They come in low and multislashes their opponent rotationally, followed by a vertical and diagonal slash. The plasma helps the swordsman precisely attack their target, as their movement becomes faster, giving the opponent less time to react.
12. ***Final Light Year: Messier 31, Andromeda Galaxy*** (最後の光年 アンドロメダ銀河 Andoromeda Ginga) - Can only be used when The swordsman activates their demon slayer mark, and their blood flow to their arms and legs. The swordsman spirally rotates their sword at light speed, then fatally slashes their opponent invisibly 1 million times. They can only use it for 2 minutes as their blood pressure increases and the blood leaves their head, which causes dizziness.