• Only LP and 7" singles are known.
• No 12" singles were ever released in Japan.
• All were manufactured by Warner-Pioneer Music.
• Japanese pressings have superior sound quality because manufacturer changes moulds after every 200 discs are printed (instead of 10 000 in other countries).
• Vinyl releases stop with Lovesexy in 1989.
• Prince in japanese is written like this (phonetical) :

All Japanese album releases came with lyrics sheet in English and Japanese.

• Sleeves : Picture sleeves and "OBI" strip.

The OBI is the paper belt with text in Japanese.

• Labels : Text in English.

Eye picture label for 1999 2xLP :

• Catalogue Number :

• From 1980 : P-xxxxxW (Prince LP P-10782W)

• After 1980 : P-xxxxx

• Special Pressing :

Dance Contemporary [PS-224]

Strange Tales From The Rain [PS-255-6]

His Majesty's Pop Life [PS-272-3]

• Promotional Pressing :

• They have white promo labels and promo sticker on sleeve

 

• Sleeves : Picture sleeves with text in English and Japanese, with different design (compare to US and European releases).

Note : in fact the real sleeve (wich protect the record) is a "Warner Bros./Pioneer/R/Elektra/Asylum" blue chess-style die-cut sleeve. The picture is apart from the sleeve. The back side of the picture contain lyrics in English and Japanese. Often an additional sheet appears with a promo picture in black and white.

• Labels : Text in English with phonetical translation to Japanese of title songs.

• Catalogue Number :

• From 1980 : P-xxxW

• After 1980 : P-xxx

For the issues from 1980-82, 500 white-label promo copies of the first four singles were pressed.

• Labels :

Easy way to recognize a promo is to see the following text printed on labels.
means "PROMO"	means "NOT FOR SALE"

• Special Pressing :

When Doves Cry [PS-1022	Prince Syndicate [PS-1025]
Raspberry Beret [PS-1030]	Paisley Park [PS-1028]
Partyman [PRS-2068]	The Arms Of Orion [PRS-2089]