Planetarium (Ai Otsuka song)

"Planetarium" (プラネタリウム Puranetariumu) is Ai Otsuka's tenth single, which was released on 21 September 2005. The single had great success and became Otsuka's second #1 hit on the Oricon charts, selling 316,425 copies. In 2005, Planetarium sold 215,114 copies, making it the #41 best-selling single of the year.^[1] However, it still charted into the next year and was the #99 best-selling single in 2006, selling 100,555 copies. Planetarium is her second best-selling single after "Sakuranbo."^[2]

"プラネタリウム" "星象仪"/"puranetariumu" / "Planetarium"
Single by Ai Otsuka
from the album Love Cook
Released	September 21, 2005 (2005-09-21)
Recorded	2005
Genre	Pop
Label	avex trax AVCD-30768/B (Japan, CD+DVD) AVCD-30769 (Japan, CD)
Ai Otsuka singles chronology
"Neko ni Fūsen" (2005) "プラネタリウム" "星象仪"/"puranetariumu" / "Planetarium" (2005) "Frienger" (2006)
Alternative cover
CD + DVD Cover

"Planetarium" was featured on Ai Otsuka's studio-album Love Cook. It was also used as an OST for the Japanese drama "Hana Yori Dango".

Track listing

All tracks are written by Ai Otsuka

CD

No.	Title	Arranger(s)	Length
1.	"Planetarium"	Ai×Ikoman	5:10
2.	"Drop."	Ai×Ikoman	4:28
3.	"Planetarium" (Instrumental)	Ai×Ikoman	5:08
4.	"Drop." (Instrumental)	Ai×Ikoman	4:25
Total length:			19:11

DVD

No.	Title	Length
1.	"Planetarium" (Music video)

Certifications

‹See Tfd›

Certifications for "Planetarium"

Region	Certification	Certified units/sales
Streaming
Japan (RIAJ)^[3]	Gold	50,000,000^†
^† Streaming-only figures based on certification alone.

References

1. (in Japanese) 2005年 年間CDシングル/アルバム/トータルセールス/DVD/カラオケ/作詞家・作曲家・編曲家/着うた/着メロ ランキング
2. (in Japanese) 2006年 年間CDシングル/アルバム/トータルセールス/DVD/カラオケ/作詞家・作曲家・編曲家/着うた/着メロ ランキング
3. "Japanese single streaming certifications – Ai Otsuka – Planetarium" (in Japanese). Recording Industry Association of Japan. Retrieved October 25, 2022. Select 2022年9月 on the drop-down menu