Nine Star Creation · 空想百科 SoraWiki

He is the heir to the magic of the Kusei family, a branch of the Tokisaka family, and also the protagonist of this work. Strong magic but weak in fine control, so practice daily; Forms a trio with Suginami and Mukoshima that often cause lively scenes at the academy.

D.C.5's character design

Character design in D.C.5 Sweet Happiness

In spring, she entered the first year of the main school at Kakomi Academy, continued her training, and began to value time spent with her lover.

D.C.5 - Aika route

During the Aika route, Soma and Aika practiced together and won first place at the sports festival. After the match, he expressed his feelings and accepted her invitation to visit the Shirakawa house.

After learning about Aika's situation, Souma visits the Shirakawa family every day, gradually confirming that she is the one he likes. When Aika ran away due to misunderstanding Akari's feelings, he found her and confessed his feelings again; Dengli then explained, and the two began dating.

While dating Aika at Tsukimi Dango, Souma notices the shortage of staff in the store and starts working with her; Aika later commissioned a new menu.

D.C.5 - Kako Route

In Kako's route, Souma and Kako prepare a stargazing show for the cultural festival. Near the end of the event, they accept her confession and start dating.

In Kako's route, Ainoa is not present when the Black Rift appears, so Souma asks for Kako's help. The two use the trinkets he had given him in the past as a medium to channel their magic into the rift and eliminate it.

D.C.5 - Yukina Route

In Shuina's route, the Kauka Festival hosts both a sports festival and a cultural festival. Souma and the student council members, including Shuena, participate in basketball activities and prepare to produce an independent film. On the night the event ended, he confessed to Xuena, and the two began dating.

After Yukina fell, Souma learned from Ainoa that she had been using Time-Rebound Magic to suppress the Black Absence inside him at the cost of her lifespan. After waking up, Yukina passed the magic to him, and after the final spellcast, it disappeared. Souma uses the magical control power inherited from the pocket watch to rewind for about a month and eliminate the darkness, obtaining Yukina's future that never disappears.

D.C.5 - Ainoa Route

In Ainoa's route, Souma learns that she is investigating other branch worlds and arranges for her to practice the relay race as a substitute. On the day of the sports festival, Ainoa arrived just in time, and the two of them won first place together.

After Ainoa was absent for a long time, Souma and Kako followed her connection to find her and learned that she had moved too much while searching for a solution to Kuronu, making it impossible to recognize the original branch world. He brought Ainoa back; The two express their feelings for each other on Valentine's Day, and the subsequent investigation uses his magic to lighten her burden.

Ainoa planned to concentrate Sakuragi's power from different branch worlds to fight Kuronu. When casting the spell, Souma bears the cost on her behalf, completing the magic with his own existence and then disappearing; Later, he returned to Suikyo Lake and reunited with Ainoa, who was still searching for him.

D.C.5 - Huihua Route

At Suginami's invitation to the after-party event, Souma suggested that Mizuka perform on stage and invite her to visit the cultural festival together. After Ruihua sings, she confesses to him. He initially holds back her answer, but through spending time together and dating, they confirm their feelings, and they start dating.

After Mizuka left, Souma learned about Ainoa's situation and offered to use his magic to help cross over and come to Mizuka's side. He provided magic power again, and when facing difficulties dealing with Mana Rush, used Nagi Magic to restore Mizuka's power and eliminate the current rush.

Nighttime interactions on the D.C.5 Ainoa route

In Ainoa's route, Souma watches horror movies with her, feeds each other snacks, and stays together until nightfall.

D.C.5 F.L. Akari route

On Tori's route, Souma asks the student council and others for help to hold the Fragrance Festival on Tori's birthday night, which she previously couldn't attend. The next day, Dengli repaid the visit with a beauty café, and he confessed his feelings to her, and they began dating.

When Tokari collapsed while rescuing the seriously injured Aika, Souma consulted Ainoa and decided that Iyo would transfer Tori's price to him. Touri recovers, but collapses the next day; Touri kept talking to him, and after several days, he finally woke up.

D.C.5 F.L. Mizuka route

In F.L. Mizuka's route, Souma follows Mizuka to her residence in the Land of Sakura and is accepted by Tokiko. After living together for a while, the two went to the main house of the Shirazawa family on Hatsune Island at her request.

After arriving at the main Sagisawa family, Soma was provoked by Genzo and attacked, but was defeated. He then strengthened his physical fitness and practiced Kai magic; When temporarily returning to the Land of Water, he underwent special training from Kiriko-nee, then challenged Genzo again and finally gained recognition.

Related entries

Featured works:D.C.5 ～ダ・カーポ5～
Featured works:D.C.5 Sweet Happiness ～ダ・カーポ5～スイートハピネス
Fiancée arranged by parents:Ainoa Yasaka
Childhood Sweethearts:Yoshiko Yasaka
Classmate and Friends:Suginami (Hatsune Island 5)
Classmate and Friends:Yuto Mukoshima
They practiced together and won first place at the sports festival (PC original Aika route):Aika Shirakawa
Every day at Shirakawa's house, find the escaped Aika and express her feelings (original PC story):Aika Shirakawa
Working part-time together at the understaffed Tsukimi Dango (original PC arc Aika route):Aika Shirakawa
Prepare for astronomical observation together and start socializing near the end of the event (PC original sub-route):Yoshiko Yasaka
Borrowing Koko to help eliminate the black rift by giving away accessories as a medium (original PC story Kako route):Yoshiko Yasaka
Attend the Fragrant Festival with Sena and other student council members and confess to her after the event (PC original Yukina's route):Yukina Tokosaka
Protected and inherited by Yukina's time-traveling magic (PC original Yukina's route):Yukina Tokosaka
Rewind for about a month and eliminate the Black Shadow inside the body, so Yukina no longer disappears (original PC Yukina route):Yukina Tokosaka
To investigate the absent Ainoa, he arranges a relay practice substitute and wins first place with her (original PC story):Ainoa Yasaka
Find the lost Ainoa across branch worlds and bring her back (original Ainoa route on PC):Ainoa Yasaka
Together, they follow the path to find Ainoa who has lost the direction of the branch world (original PC Ainoa route):Yoshiko Yasaka
Bears the cost of casting the spell for Ainoa's disappearance, later reunites with her by the lake (original PC story):Ainoa Yasaka
Ying Shan also invited him to propose a show where Ruihua would perform on stage (original PC Ruihua route):Suginami (Hatsune Island 5)
He invites Ruihua to the cultural festival and suggests she sing, later accepting his confession and dating (Ruihua's original PC storyline):Mizuka Sakura
Provide magic and ask Ainoa to help cross over to find Mizuka (original PC Ruika route):Ainoa Yasaka
Use magic and Nagi magic to restore Mizuka's power, assisting against Mana Rush (original PC Mizuka route):Mizuka Sakura
Watch horror movies together, snack on each other, and spend time together until night (D.C.5 original Ainoa route):Ainoa Yasaka
Hold a Xiangxiang Festival on Touri's birthday night, be entertained by her the next day, and start dating her (F.L. Touri's route):Akari Shirakawa
Bear the magic cost for Toori, restore her, and after she falls, she continues to speak (F.L.):Akari Shirakawa
Consult Ainoa and use the method of transferring Tokari through Iyo (F.L.):Ainoa Yasaka
Returning to the residence with Ruika, where the crested ibis is accepted, then upon request, he goes to the main family (F.L. Ruihua route):In the egret marsh, the crimson egrets are young
Defeated by Genzo in his first attempt, but after training and retaking the challenge, he gained recognition (F.L. Zuika route):Genzo Sagisawa
After Genzo is defeated, she undergoes special martial arts training from Kiriko (F.L. Mizuka route):and reached Chuan Tongwu

References

Data compiled on: 2026-10-07.