List of Oricon number-one singles of 2015
Chart history

List of Oricon number-one singles of 2015

Section Title: Chart history
Table Section Text: None

Issue date	Song	Artist(s)	Ref.

January 5	"Thank You Jan!"	Kis-My-Ft2

January 12	"Genkidane"	Kamen Joshi

January 19	"Kaguya"	NEWS

January 26	"Uchōten"	B'z

February 2	"Dead or Alive"	KAT-TUN

February 9	"Guilty Love"	2PM

February 16	"Zundoko Paradise"	Johnny's West

February 23	"Kioku / Kokoro Odoreba"	Subaru Shibutani

March 2	"Karei Naru Gyakushu / Humor Sichau yo"	SMAP

March 9	"Sakura"	Arashi

March 16	"Green Flash"	AKB48

March 23	"Kiss Kiss Kiss"	KAT-TUN

March 30	"Inochi wa Utsukushii"	Nogizaka46

April 6	"Kiss Damashii"	Kis-My-Ft2

April 13	"Coquettish Jūtai Chū"	SKE48

April 20	"Wonderful World / Ça va? Ça va?"	Juice=Juice

April 27	"Starting Over"	Sandaime J Soul Brothers

May 4	"12 Byō"	HKT48

May 11	"Chau/I Need You"	Hey! Say! JUMP

May 18	"Timeless"	V6

May 25	"Aozora no Shita, Kimi no Tonari"	Arashi

June 1	"Bokutachi wa Tatakawanai"	AKB48

June 8

June 15	"Tsuyoku Tsuyoku Tsuyoku"	Kanjani Eight

June 22	"Red"	B'z

June 29	"For You"	BTS

July 6	"Chumu Chumu"	NEWS

July 13	"Cha Cha Cha"	Sexy Zone

July 20	"Summer Madness"	Sandaime J Soul Brothers featuring Afrojack

July 27	"Dorian Shōnen"	NMB48

August 3	"Taiyō Nokku"	Nogizaka46

August 10	"Bari Hapi"	Johnny's West

August 17	"Maemuki Scream!"	Kanjani Eight

August 24	"Mae Nomeri"	SKE48

August 31	"I am a HERO"	Masaharu Fukuyama

September 7	"Halloween Night"	AKB48

September 14	"Ai o Sakebe"	Arashi

September 21	"Otherside / Ai ga Tomaru Made wa"	SMAP

September 28	"All For You"	Generations from Exile Tribe

October 5	"SOS / Present"	Sekai no Owari

October 12	"Moonlight Walker"	A.B.C-Z

October 19	"Must Be Now"	NMB48

October 26	"AAO"	Kis-My-Ft2

November 2	"Kimi Attraction"	Hey! Say! JUMP

November 9	"Ima, Hanashitai Dareka ga Iru"	Nogizaka46

November 16	"Love Me Right (Romantic Universe)"	Exo

November 23	"Saigo mo Yappari Kimi"	Kis-My-Ft2

November 30	"Yume wo Mireba Kizutsuku Kotomo Aru"	Kinki Kids

December 7	"Shekarashika!"	HKT48 ft.Kishidan

December 14	"Samurai Song"	Kanjani Eight

December 21	"Kuchibiru ni Be My Baby"	AKB48

December 28	"Colorful Eyes"	Sexy Zone

Sentence(s)

On June 1, Bokutachi wa Tatakawanai was on the Oricon Singles Chart.

final_sentence: On June 1, Bokutachi wa Tatakawanai was on the Oricon Singles Chart.