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Q.E.D Lyrics (Romanized)

Cover art for『Sou - Q.E.D』from the release『Q.E.D』

Artist:	Sou
Tie-in: (Anime)	The Case Book of Arne Opening Arne no Jikenbo アルネの事件簿
Release:	2026.01.08
Lyricist:	Yuri Kuriyama
Composer:	Yuri Kuriyama
Arranger:	Yuri Kuriyama
Video:	View Video
English Translation:	Q.E.D English Translation

Lyrics
Original
Translations
SIDE-BY-SIDE

1.Quod Erat Demonstrandum Demons
2.Quod Erat Demons3.
4.Karappo na utsuwa ni
5.Semari kuru yami no hou e6.
7.Saa! osorezu shoumei wo shiyou
8.Sakkaku to asoberu you ni
9.Who am I?
10.I am who I am.11.

12.Hitotsu dake tashika na shinjitsu ni semaru
13.Chi ga kayou te to papetto ga kasanatte shoo taimu14.
15.Fujunbutsu ga nakunareba
16.Hontou no sugata datte wakaru darou ka?17.
18.Odore kono yoru ni Are You Ready?
19.Azayaka na inochi nurire makichirashite20.
21.Odoriko no yoru ni Q.E.D.
22.Fikushon no you na yami to kyouki no ma de
23.Nee meimei shoumei ima kakushin wo
24.Hora kimi no mei ga abaku kara25.
26.Quod Erat Demonstrandum Demons
27.Quod Erat Demons28.
29.Wazuka ni hiraita
30.Osou ikuru yami no hou e31.
32.Saa! osorezu kyuumei wo shiyou
33.Saigo no ishi wo tsugeru you ni
34.Who am I?
35.I am who I am.36.
37.Hitotsu dake tashika na shinjitsu e semaru
38.Makka na hana ni somatta kenshin no shoo taimu39.
40.Hi genjitsu wo ukeirete
41.Owari made shouki de ireru darou ka?42.
43.Odore kono yoru ni Are You Ready?
44.Shinsou ni inochi afure makichirashite45.
46.Odoriko no yoru ni Q.E.D.
47.Fikushon no you na
48.Yami to shouki no ma de
49.Nee meimei shoumei ima kakushin wo
50.Hora boku no te ga tsukamu kara51.
52.Quod Erat Demonstrandum Demons
53.Quod Erat Demons

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English:	Q.E.D English Translation
Video:	View Video

Artist:	Sou
Tie-in:	The Case Book of Arne Arne no Jikenbo アルネの事件簿

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Transliterated by:

CypheR零

Sou - Q.E.D Lyrics (Romanized)
The Case Book of Arne Opening Theme Lyrics (Romanized)
Arne no Jikenbo Opening Theme Lyrics (Romanized)

1.Quod Erat Demonstrandum Demons
2.Quod Erat Demons3.
4.空っぽな器に
5.迫り来る闇の方へ6.
7.さぁ！恐れず証明をしよう
8.錯覚と遊べるように
9.who am I？
10.I am who I am.11.
12.1つだけ確かな真実に迫る
13.血が通う手とパペットが重なってショータイム14.
15.不純物がなくなれば
16.本当の姿だってわかるだろうか？17.
18.踊れこの夜に　Are You Ready？
19.鮮やかな生命塗れ撒き散らして20.
21.踊り子の夜に Q.E.D.
22.フィクションのような闇と狂気の間で
23.ねぇ迷迷証明　今　核心を
24.ほら君の命が暴くから25.
26.Quod Erat Demonstrandum Demons
27.Quod Erat Demons28.
29.僅かにひらいた
30.襲いくる闇の方へ31.
32.さぁ！恐れず究明をしよう
33.最後の意思を継げるように
34.who am I？
35.I am who I am.36.
37.1つだけ確かな真実へ迫る
38.真っ赤な花に染まった献身のショータイム39.
40.非現実を受け入れて
41.終わりまで正気でいれるだろうか？42.
43.踊れこの夜に　Are You Ready？
44.真相に生命溢れ撒き散らして45.
46.踊り子の夜に Q.E.D.
47.フィクションのような
48.闇と正気の間で
49.ねぇ迷迷証明　今　核心を
50.ほら僕の手が掴むから51.
52.Quod Erat Demonstrandum Demons
53.Quod Erat Demons

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English:	Q.E.D English Translation
Video:	View Video

Artist:	Sou
Tie-in:	The Case Book of Arne Arne no Jikenbo アルネの事件簿

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English (LN)
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1.Quod Erat Demonstrandum Demons
2.Quod Erat Demons3.
4.Toward the encroaching darkness
5.That presses in on this empty vessel6.
7.Come—let’s prove it without fear
8.So we can play with illusion
9.Who am I?
10.I am who I am11.
12.Closing in on the single, certain truth
13.Hands with blood flowing through them overlap with puppets—showtime14.
15.If all impurities were stripped away
16.Would we be able to see our true form?17.
18.Dance through this night—are you ready?
19.Splatter and scatter vivid life everywhere20.
21.On the dancer’s night, Q.E.D
22.Between fiction—like darkness and madness
23.Hey—lost, lost proof—now, the core of it all
24.Look, your very life will expose it25.
26.Quod Erat Demonstrandum Demons
27.Quod Erat Demons28.
29.Slightly opened
30.Toward the onrushing darkness31.
32.Come—let’s investigate it without fear
33.So we can inherit the final will
34.Who am I?
35.I am who I am36.
37.Closing in on the single, certain truth
38.A showtime of devotion stained by deep red flowers39.
40.Accepting the unreal
41.Can we stay sane all the way to the end?42.
43.Dance through this night—are you ready?
44.Let life overflow and scatter into the truth45.
46.On the dancer’s night, Q.E.D
47.Between fiction—like
48.Darkness and sanity
49.Hey—lost, lost proof—now, the core of it all
50.Look, my hands will seize it51.
52.Quod Erat Demonstrandum Demons
53.Quod Erat Demons

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English:	Q.E.D English Translation
Video:	View Video

Artist:	Sou
Tie-in:	The Case Book of Arne Arne no Jikenbo アルネの事件簿

Comments

Translated by:

Thae(rin)

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