恋は戦争 (Koi wa Sensou)

==Background==
"Koi wa Sensou" is a rock-genre song about how Miku will fight to attain her crush, who is in love with someone else. Miku declares that "love is war" and that in the end, she will make her love see only her.
"Koi wa Sensou" is one of Miku's older hits and has covers featuring almost every official VOCALOID. Due to the song's popularity, it has been translated many times into various languages by different translators. Additionally, it was the eighth song to enter the Hall of Legend, on November 4, 2008.ミリオン曲一覧 - 初音ミク Wiki
===Koi wa Sennou===
"Koi wa Sennou" (恋は洗脳 Love is a Brainwash) was a project headed by Wakusei-P, where producers created works based on "Koi wa Sensou" from September 16 to October 31, 2009. This resulted in the creation of numerous remixes and illustrations. Results were included in an album included with a illustration book sold by Shirow Miwa at Comiket.恋は洗脳 - Nico Nico Pedia
==Succeeding versions==
==Lyrics==
Japanese (日本語歌詞) 	Romaji (ローマ字)
もう行き場がないわ　この恋の熱量 	mou ikiba ga nai wa kono koi no netsuryou
 	
灰色の雲　モノクロの喧騒 	haiiro no kumo monokuro no kensou
日差しはかげり 	hizashi wa kageri
夕暮れは色を変えていく 	yuugure wa iro o kaete iku
 	
嗚呼　世界がにじんで 	aa, sekai ga nijinde
それでも好きでいられるかなんて 	soredemo suki de irareru ka nante
 	
わかってる　けどどうすればいいの 	wakatteru kedo dousureba ii no
どうしたら、どうすれば 	doushitara, dousureba?
 	
バカだな…　わたし 	baka da na watashi...
 	
始めるのよ　これは戦争 	hajimeru no yo kore wa sensou
嬉しそうなキミをみるなんて！  	ureshi-sou na kimi o miru nante!
切なる恋　それは罪 	setsunaru koi sore wa tsumi
見せてあげる　私の想いを 	misete ageru watashi no omoi o
 	
叫んでみた　メガホンは壊れたの 	sakende mita Megahon wa kowareteta no
 	
どれだけ背伸びしたって 	dore dake senobi shitatte
君の視界に入らない 	kimi no shikai ni hairanai
 	
嗚呼　いつの間にか晴れた空 	aa, itsunomanika hareta sora
全然似合わない 	zenzen niawanai
 	
気持ちが抑えられなくて 	kimochi ga osaerarenakute
どうしたら、どうすれば？ 	doushitara, dousureba?
 	
泣いてなんか　ないんだからね 	naite nanka nai n'dakara ne
大好き… 	daisuki...
 	
たたかうのよ　ハートを撃て 	tatakau no yo haato o ute
手段なんて　選んでられない 	shudan nante eranderarenai
スカート　ひらり　見せ付けるのよ 	sukaato hirari misetsukeru no yo
君の視線奪ってみせるの 	kimi no shisen ubatte miseru no
 	
迎撃用意 	geigekiyoui
戦況は未だ不利なのです 	senkyou wa ima da furi na no desu
 	
恋は盲目 	koi wa moumoku
君の口づけて目が覚めるの！ 	kimi no kuchizuke de me ga sameru no!
==Derivatives==
==Other media appearances==
===Literatures===
This song was featured in the following literatures: 
* Vocaloid Best Selection series. (sheet music)
* supercell BEST collection.
===Discography===
This song was featured in the following albums: 
* Supercell (Album/2008)
* 恋は戦争 (Koi wa Sensou) (single)
* Supercell (Album/2009)
* Eager Love Revenge
This song was featured in the following compilation albums: 
* 2008 Spring Best Song Album
* Hatsune Miku Best ～impacts～
===Concerts===
This song was featured in the following concerts:
* Miku FES'09 (Original and Future Retro Remix)
* MikuExpo Japan Tour
* MikuExpo North America
* MikuExpo Live in Taiwan 2016
===Video games===
This song was featured in the following video games:
* Hatsune Miku -Project DIVA-
* Hatsune Miku -Project DIVA- Arcade
* Hatsune Miku -Project DIVA- Dreamy Theater 2nd
* Miku Flick/02
* Hatsune Miku Live Stage Producer
* Hatsune Miku: Project DIVA Mega Mix
* (Virtual Singer version by Hatsune Miku; SEKAI version by Vivid BAD SQUAD and Hatsune Miku)
==Trivia==
* The loudspeaker platform was drawn using paper cups and a can of potato chips as a reference.https://twitter.com/zi38/status/537313161905328128
==Gallery==
<tabber>Games =
Cover.jpg|Cover artwork for ryo's full-length album Supercell, also featured as the music jacket in -Project DIVA- Arcade and Mega Mix
Games - Project SEKAI - 恋は戦争.png|Music jacket featured in Project SEKAI COLORFUL STAGE! feat. Hatsune Miku
|-|Merchandising =
Hatsune Miku 1 8 figurine - LoveisWar.jpg|Good Smile company's Love is War Miku Figure (standard)
Hatsune Miku 1 8 figurine - LoveisWar DX.jpg|Good Smile company's Love is War Miku Figure (DELUXE)
Hatsune Miku 1 8 figurine - LoveisWar Refine.jpg|Good Smile company's Love is War Miku Figure (Refined)
LIWDav.jpg|DAVYACE's 1/7 Love is War Miku figurine Resin Kit
LoveiswarFigma.jpg|Max Factory's Prize Edition; Love is War Miku
ATHMLIW.jpg|AceTone's SD version Resin Kit
</tabber>
==References==
==External links==
===Official===
===Unofficial===
Category:Original songs
Category:Japanese songs
Category:Songs featuring Hatsune Miku
Category:Concert songs
Category:Mobile game songs
Category:Video game songs
Category:Songs featured in literatures