The Book (Yoasobi EP)

The Book is the debut EP by Japanese duo Yoasobi. It was released on January 6, 2021, through Sony Music Entertainment Japan,^[2] the same date with their single "Kaibutsu", accompanied the second season of Beastars.^[3] A concept of "reading CD" with binder package, the EP consists of all singles released from 2019 to 2020, including other track "Encore".^[4] The track-by-track cover EP Mikunoyoasobi by Ayase with Vocaloid voicebank Hatsune Miku, was released on the same day exclusively at Tower Records Japan.^[5]

The Book
EP by Yoasobi
Released	January 6, 2021 (2021-01-06)
Genre	J-pop
Length	30:12
Language	Japanese
Label	Sony Japan
Producer	Ayase
Yoasobi chronology
The Book (2021) E-Side (2021)
Singles from The Book
"Yoru ni Kakeru" Released: December 15, 2019 "Ano Yume o Nazotte" Released: January 18, 2020 "Halzion" Released: May 11, 2020 "Tabun" Released: July 20, 2020 "Gunjō" Released: September 1, 2020 "Haruka" Released: December 18, 2020

Professional ratings

Review scores
Source	Rating
Sputnikmusic	3.6/5[1]

Commercial performance

The Book debuted at number two on the Oricon Albums Chart, behind SixTones's 1ST,^[6] selling 72,238 copies in its first week.^[7] and 146,745 copies as of 2021.^[8] It topped Oricon Digital Albums Chart for five consecutive weeks^[9] and the year-end chart with 100,656 downloads in 2021 alone, becoming the only album to reach this milestone in the year.^[10] For Billboard Japan Hot Albums, The Book entered at number two with 74,601 CD copies, and 10,069 download units.^[11] The Book received a gold certification for both physical and digital release by Recording Industry Association of Japan (RIAJ).^[12][13] All tracks of the EP, excluding the intro and outro, are also certified platinum or higher for streaming by RIAJ.^[14]

Accolades

Awards and nominations for The Book

Ceremony	Year	Category	Result	Ref.
CD Shop Awards	2022	Grand Prize (Red)	Nominated	[15]
		Finalist Award	Won
		Special Award	Won

Track listing

All tracks are written by Ayase.

The Book track listing

No.	Title	Length
1.	"Epilogue"	0:50
2.	"Encore" (アンコール)	4:30
3.	"Halzion" (ハルジオン)	3:18
4.	"Ano Yume o Nazotte" (あの夢をなぞって)	4:03
5.	"Tabun" (たぶん)	4:23
6.	"Gunjō" (群青)	4:08
7.	"Haruka" (ハルカ)	4:04
8.	"Yoru ni Kakeru" (夜に駆ける)	4:21
9.	"Prologue"	0:35
Total length:		30:12

Credits and personnel

• Ayase – songwriter, producer
• Ikura – vocals (2–9)
• Rockwell – guitar (4–5)
• AssH – guitar (6)
• Takeruru – guitar (8)
• Plusonica^[A] – chorus (6)
• Kanami Minakami – based story writer (2)
• Shunki Hashizume – based story writer (3)
• Sōta Ishiki – based story writer (4)
• Shinano – based story writer (5)
• Alfort Creative Team – based story writer (6)
• Osamu Suzuki – based story writer (7)
• Mayo Hoshino – based story writer (8)
• Takayuki Saitō – vocal recording (2–8)
• Masahiko Fukui – mixing
• Hidekazu Sakai – mastering

Charts

Weekly charts Weekly chart performance for The Book Chart (2021) Peak position Japanese Albums (Oricon)[16] 2 Japanese Combined Albums (Oricon)[17] 2 Japanese Hot Albums (Billboard Japan)[18] 2 Monthly charts Monthly chart performance for The Book Chart (2021) Position Japanese Albums (Oricon)[19] 2

Year-end charts 2021 year-end chart performance for The Book Chart (2021) Position Japanese Albums (Oricon)[20] 25 Japanese Combined Albums (Oricon)[21] 5 Japanese Hot Albums (Billboard Japan)[22] 4 2022 year-end chart performance for The Book Chart (2022) Position Japanese Digital Albums (Oricon)[23] 9 Japanese Hot Albums (Billboard Japan)[24] 45 2023 year-end chart performance for The Book Chart (2023) Position Japanese Hot Albums (Billboard Japan)[25] 78 2024 year-end chart performance for The Book Chart (2024) Position Japanese Download Albums (Billboard Japan)[26] 28

Certifications and sales

Certifications and sales figures for The Book

Region	Certification	Certified units/sales
Japan (RIAJ)[27] Physical	Gold	172,512[28]
Japan (RIAJ)[29] Digital	Gold	137,059[30]

Release history

Release dates and formats for The Book

Region	Date	Format	Label	Ref.
Various	January 6, 2021	Digital download streaming	Sony Japan	[31]
Japan		CD		[32]
Taiwan	October 20, 2023		Sony Taiwan	[33]
Various	July 26, 2024	Vinyl	Sony Germany Black Screen	[34]
Japan	October 23, 2024		Echoes Sony Japan	[35]

Notes

1. Consisting of Narita Ayori, Hikari Codama, Miki Maria, Masa, Miku Motomatsu, Natsumi, Kosei Nishiyama, Saki, Suzu, and Tetsuto