Hitomi no Naka no Galaxy / Hero

"Hitomi no Naka no Galaxy/Hero" (瞳の中のGalaxy/Hero, Galaxy in Your Eyes/Hero) is the thirteenth single of the Japanese boy band Arashi. The single was released in three editions: a regular edition containing a bonus track and karaoke versions of all the songs released in the single, and two limited editions, both containing a DVD with a music video of one of the A-side tracks. The single is the group's third double A-side single, and all the songs included in the single starts with the letter "H".

"Hitomi no Naka no Galaxy/Hero"
Single by Arashi
from the album 5x5 The Best Selection of 2002–2004
B-side	"Hey Hey Lovin' You"
Released	August 18, 2004 (2004-08-18)
Genre	Pop[1]
Label	J Storm
Arashi singles chronology
"Pikanchi Double" (2004) "Hitomi no Naka no Galaxy/Hero" (2004) "Sakura Sake" (2005)

Single Information

"Hitomi no Naka no Galaxy" was used as the theme song for the drama Minami-kun no Koibito starring Kyoko Fukada and Arashi member Kazunari Ninomiya, and "Hero" was used as the theme song for NTV's Olympics coverage.

Track list

No.	Title	Lyrics	Music	Arrangement	Length
1.	"Hitomi no Naka no Galaxy"	Fumiya Fujii	Fujii	Chokkaku	5:19
2.	"Hero"	Spin	Shin Tanimoto	Tomoki Ishizuka	4:55
3.	"Hey Hey Lovin' You"	Maria Kuze	Minoru Komorita	Chokkaku	5:19
4.	"Hitomi no Naka no Galaxy" (instrumental)	Fujii	Fujii	Chokkau	5:19
5.	"Hero" (instrumental)	Spin	Tanimoto	Ishizuka	4:55
6.	"Hey Hey Lovin' You" (instrumental)	Kuze	Komorita	Chokkaku	4:48
Total length:					30:06

Limited edition A

No.	Title	Lyrics	Music	Arrangement	Length
1.	"Hitomi no Naka no Galaxy"	Fujii	Fujii	Chokkaku	5:19
2.	"Hero"	Spin	Tanimoto	Ishizuka	4:55
3.	"Hitomi no Naka no Galaxy" (instrumental)	Fujii	Fujii	Chokkaku	5:19

Limited edition B

No.	Title	Lyrics	Music	Arrangement	Length
1.	"Hero"	Spin	Tanimoto	Ishizuka	4:55
2.	"Hitomi no Naka no Galaxy"	Fujii	Fujii	Chokkaku	5:19
3.	"Hero" (instrumental)	Spin	Tanimoto	Ishizuka	4:55

Limited Edition A – DVD

No.	Title	Length
1.	"Hitomi no Naka no Galaxy" (music video)

Limited Edition B – DVD

No.	Title	Length
1.	"Hero" (music video)

Charts, peaks and certifications

Charts

Chart (2004)	Peak position
Japan Oricon Weekly Singles Chart[2]	1
Japan Oricon Yearly Singles Chart	29[citation needed]

Sales and certifications

Country	Provider	Sales	Certification
Japan	RIAJ	170,564[2]	Platinum[3]