Archimedes no Wasuremono


TitleArchimedes no Wasuremono
Original titleアルキメデスのわすれもの
AliasesArchimedes Forgotten Item, Circus Amusement Disk Volume 2
LengthMedium (10 - 30 hours)
Shares characters
D.C. ~Da Capo~
Parent story


Contains bonus material from Circus' other games.

The first story is an omake to the original Suika, about a boy, with a disease, who is visiting a village suffering from water shortage and the girl he meets. This story is included in Suika A.S+.

The second is a "what if" short story about Kamishiro Moe's dream. Also included in Suika A.S+.

The third is an preview to the original D.C. ~Da Capo~ taking place during Christmas.

The game also contains other extra material from Circus.

Hide spoilersShow minor spoilersSpoil me! | Show sexual traits


Asakura Jun'ichi朝倉 純一A
Birthday28 December
HairBlack, Short, Straight
EyesBlue, Tareme
BodyAverage Height, Pale, Slim, Teen
ClothesCoat, School Uniform, Shirt, Towel
PersonalityAltruistic, Kind, Lazy
RoleClassmate, Cousin, Friend, Magician, Middle School Student, Non-blood-related Brother, Psychic
Engages inMassage
Subject ofArranged Marriage, Teasing


Jun'ichi is the protagonist of Da Capo, whose role the player assumes. While loathing trouble and bother, he seldom turns his back on someone in need. Jun'ichi has the ability to utilize magic, he can create wagashi with magic at the dispense of calorie, as taught to him by him and Sakura's grandmother. Like other characters, Jun'ichi is affected by the unwilting sakura tree, from which he gained his power to observe the dreams of other characters.

Kamishiro Moe上代 萌
HairBrown, Long, Straight
EyesTareme, Teal
BodyAverage Height, Pale, Slim, Teen
ClothesBoots, Headband, Knee-high Socks, Maid's Dress, Miniskirt, T-shirt
PersonalityAirhead, Brocon, Puffy, Short-tempered
RoleFull Sister, Younger Sister
Voiced byHokuto Minami


A soft-spoken girl who politely addresses her older brother as Nii-sama. But that is just her outside appearance. Inside, she is just as dangerous as Kako with her sharp tongue. She also dislikes Sayaka to the point of calling her "otenko" ("Great Airheaded Girl").

[Edited from neo-X-saga's Walkthrough]

Mishiba Ryousuke三柴 亮介
HairBlack, Eye Covering, Short, Spiky Bangs, Straight
BodyPale, Young-adult
RoleAcquaintance, Half-orphan, Runaway, Son
Engages inEscape From Confinement
Subject ofConfinement, Terminal Illness


Mishiba Ryousuke is an ill young guy suffering from severe psychological problems who escaped from his house confinement in search for freedom. On the night of his escape, he met a strange young woman at one of the cliffs of a neighbouring Tokiwa village. Very soon, they developed a certain relationship and neither of them will be happy to part away from each other.

Main characters

Asakura Nemu朝倉 音夢O
MeasurementsHeight: 155cm, Weight: 37kg, Bust-Waist-Hips: 79-53-82cm
Birthday28 December
HairAhoge, Brown, Short, Spiky Bangs, Straight, V Bangs
EyesTareme, Teal
BodyAverage Height, Pale, Slim, Teen
ClothesBell, Blouse, Bra, Collar, Miniskirt, Panties, Pleated Skirt, Ribbon Hair Accessory, Ribbon Tie, Sailor School Uniform, School Uniform, String Ribbon Tie, Thigh-high Stockings, Yukata
PersonalityChildishly Violent, Friendly, Grumbler, Hardworker, Jealous, Modern Tsundere, Possessive, Proactive, Short-tempered, Smart, Watashi
RoleClassmate, Discipline Committee Leader, Friend, Health Committee Member, Honor Student, Middle School Student, Non-blood-related Sister, Orphan
Engages inCooking, Shopping, Teasing
Subject ofTeasing
Voiced byTorii Kanon


Nemu is Jun'ichi's adopted sister. She is actually in love with Jun'ichi and becomes mad when any other girl shows affection to him and uses "accidental" violence to stop the affection between him and another person. She wears a bell as an accessory, given to her by Jun'ichi when they were young. When her mood turns sour, she becomes excessively polite and antisocial, a condition that Jun'ichi calls "hidden Nemu". Her cooking is described as lethal, to the point that Jun'ichi quietly calls her the "Murderous Chef".

Mizukoshi Moe水越 萌B
MeasurementsHeight: 159cm, Weight: 41kg, Bust-Waist-Hips: 87-57-86cm
Birthday9 October
HairPonytail, Sidehair, Spiky Bangs, Straight, Teal, Waist Length+
EyesBlue, Tareme
BodyAverage Height, Pale, Slim, Teen
ClothesMaid's Dress, Maid's Headdress, Mini-dress, Necklace, Pajamas, Pleated Skirt, Ribbon Hair Tie, Ribbon Tie, Sailor School Uniform, School Uniform, Thigh-high Stockings
ItemsMusical Instrument, Percussion Instruments
PersonalityAbsentminded, Carefree, Clumsy, Docile, Food Lover, Friendly, Funny, Kind, Refined, Sleepyhead, Strange, Watashi
RoleFull Sister, High School Student, Musician, Older Sister, School Music Club Member, Senpai
Engages inCleaning, Cooking, Reading, Sleepwalking
Subject ofTeasing
Voiced byNatsuno Himawari


Moe is a gentle girl who is often seen throughout the series sitting on the roof at lunchtime cooking and eating nabe with her younger sister, Mako. She is very polite, but can be dim-witted at times, and can fall asleep anywhere at any time, even when she's walking. Sometimes she carries a small xylophone, although it's not because she wants to be a good player of said instrument. She is very knowledgeable about nabe, and can talk for hours about said subject.

<hidden by spoiler settings>

Nameless Girl名無しの少女
HairBlunt Bangs, Intake, Twin Tails, Violet, Waist Length+
EyesGarnet, Tareme
BodyPale, Slim, Tall, Young-adult
ClothesAnkle Bracelet, Armband, Bell, Bikini, Bra, Bracelet, Collar, Earrings, Hair Tie, Ring, Skirt, Thigh Band
PersonalityEccentric, Emotional, Kind, Refined, Taciturn
RoleAcquaintance, Foreigner, Lonely, No Name, Pet Owner
Engages inVentriloquism
Voiced byKaori


She came to Tokiwa Village several weeks earlier than Oujo and like her, <hidden by spoiler settings>. Unlike Oujo, she doesn't have a stuffed toy to carry around in her arms but she has a nice small pet bird that she carries on her shoulder and uses it for her ventriloquism. She had met Ryousuke one night while she was minding her own business at the so-called "suicide" cliff of Tokiwa village. In the nature of love on first sight, they immediately got very attached to each other, due to certain circumstances related to both of theirs psyches.

[Edited from neo-X-saga's Walkthrough]

Shirakawa Kotori白河 ことりA
MeasurementsHeight: 157cm, Weight: 41kg, Bust-Waist-Hips: 83-55-84cm
Birthday20 June
HairClaret, Hime Cut, Parted in Middle, Spiky Bangs, Straight, Waist Length+
EyesBlue, Tareme
BodyAverage Height, Pale, Slim, Teen
ClothesAnkle Socks, Beret, Dress, Dress Shoes, Glasses, Hairpin, Hat, Mask, Miniskirt, Off-The-Shoulder Shirt, Pajamas, Pendant Necklace, Pleated Skirt, Ribbon Tie, Sailor School Uniform, School Uniform, String Ribbon Tie, Sunglasses, Sun Hat, Thigh-high Stockings
PersonalityFriendly, Hardworker, Honest, Ignorant, Kind, Secretive, Smart, Sweets Lover, Watashi
RoleChildhood Friend, Classmate, Friend, Idol, Middle School Student, Popular, School Band Leader, Schoolmate, Younger Sister
Engages inCooking, Cycling, Medication, Shopping, Singing
Subject ofHeadache, Illness, Teasing
Voiced byHinata Yura


Kotori is the school's idol and star singer. <hidden by spoiler settings> She became close to Jun'ichi because he was the only one in the male student body that didn't try to idolize her. She has a habit of using cute greetings to people she feels especially close to.

Yoshino Sakura芳乃 さくらO
AliasesSakuranbo, さくらんぼ
MeasurementsHeight: 140cm, Weight: 31kg, Bust-Waist-Hips: 68-51-72cm
Birthday4 September
HairBlond, Sidehair, Straight, Twin Tails, V Bangs, Waist Length+
EyesBlue, Tareme
BodyPale, Short, Slim, Teen, Younger Appearance
ClothesBlouse, Miko's Dress, Mini-dress, Miniskirt, Pajamas, Pleated Skirt, Ribbon Hair Tie, Ribbon Tie, Sailor School Uniform, School Uniform, String Ribbon Tie
ItemsBroom, Suitcase
PersonalityBoku, Carefree, Deredere, Energetic, Funny, Immature, Loud, Talkative
RoleChildhood Friend, Classmate, Cousin, Middle School Student, Neighbor, Pet Owner, Transfer Student
Engages inCooking, Religion, Teasing
Voiced byHokuto Minami


Jun'ichi's cousin and first love. She is a very lively girl who shows great affection towards Jun'ichi, much to Nemu's dismay. She is sometimes seen with Utamaru, a white cat. Actually older than Jun'ichi. She inherited her grandmother's magical ability, and despite the passing of several years, her appearance remains largely unchanged from what Jun'ichi and Nemu remember. Has an IQ of 180.

Side character

HairShort, Straight, Violet
EyesAmber, Hosome
BodyAverage Height, Pale, Teen
PersonalityFunny, Mischievous, Ore, Secretive, Sly, Strange
RoleClassmate, Honor Student, Infamous, Middle School Student, Unofficial School Club Member
Engages inPlanning, Sarcasm, Teasing
Voiced byAzuma Shin


Suginami is Jun'ichi and Nemu's classmate and often gives Jun'ichi advice about relationships with girls. Although he is an excellent athlete, a top student, and good-looking, his oddly disturbing personality causes most people to keep their distance from him. He enjoys teasing Mako and dragging Jun'ichi into various situations.

Makes an appearance

Konuma Kiriko小沼 桐子
AliasesHostess, 女将さん
HairBlack, Bun, Curtained, No Bangs, Short, Straight
EyesBrown, Tareme
BodyAdult, Average Height, Pale, Slim
PersonalityFriendly, Funny, Kind, Refined
Subject ofWeak Memory
Voiced bySeki Kazumi


Kiriko is a hostess of the "Naruto" inn. Hiroshi and Oujo are staying at her inn. She is always making sure that her guests are feeling like at home when they are staying in her inn. She is a very kind, funny and... forgetful woman.