Ah then you'd like this first item Bragatyr.
Below is a sampling of the goods presently available on Yahoo Japan Auctions.
----- Phantasy Star -----
Phantasy Star 1st Series Complete Album (4CD Soundtrack):
http://page9.auctions.yahoo.co.jp/jp/auction/k164639726
Sega "Joy Joy" Game Pamphlet (features PS):
http://page10.auctions.yahoo.co.jp/jp/a ... m120200239
Sega Ad Card (features PS):
http://page8.auctions.yahoo.co.jp/jp/auction/h185366148
Phantasy Star: Strategy Guide book:
http://page9.auctions.yahoo.co.jp/jp/auction/k167317760
Phantasy Star III: Note Book for Challengers:
http://page6.auctions.yahoo.co.jp/jp/auction/f112684342
Phantasy Star III: Strategy Guide Book Parts 1 & 2:
http://page21.auctions.yahoo.co.jp/jp/a ... j244296389
Phantasy Star III: Strategy Guide Book (different from above)
http://page18.auctions.yahoo.co.jp/jp/auction/w91152710
Phantasy Star IV: Strategy Guide Book:
http://page7.auctions.yahoo.co.jp/jp/auction/g127295038
Phantasy Star IV: Strategy Guide Book (different book from above):
http://page15.auctions.yahoo.co.jp/jp/a ... t349403102
World of Phantasy Star (Art Book):
http://page13.auctions.yahoo.co.jp/jp/auction/r60917664
Phantasy Star Collection for SS:
http://page13.auctions.yahoo.co.jp/jp/a ... r110344184
----- PSO -----
PSO Promo NetCash card:
http://page11.auctions.yahoo.co.jp/jp/a ... n120034626
PSO - Pre-Order Promo Greenill Section ID Dog Tag:
http://page13.auctions.yahoo.co.jp/jp/a ... r102835146
PSO PC Pre-Order Promo Mouse Pad:
http://page7.auctions.yahoo.co.jp/jp/auction/g116746896
PSO: The Book of Hunters (Art Book):
http://page9.auctions.yahoo.co.jp/jp/auction/k174313221
PSO: Episode 1&2 - Art Book:
http://page11.auctions.yahoo.co.jp/jp/a ... n126729429
PSO: Episode III - Hori (GC) Memory Card:
http://page5.auctions.yahoo.co.jp/jp/auction/e143814884
----- PSU -----
Sega's TGS 2004 Press Kit (features PSU):
http://page2.auctions.yahoo.co.jp/jp/auction/b149130158
PSU: Trial Version for PS2:
http://page9.auctions.yahoo.co.jp/jp/auction/k162079165
PSU Original Soundtrack:
http://page18.auctions.yahoo.co.jp/jp/auction/w72399230
PSP for PSP - Complete with Pre-Order Promo NetCash Card:
http://page10.auctions.yahoo.co.jp/jp/a ... m117416316
PSP: PSP Accessories Set:
http://page10.auctions.yahoo.co.jp/jp/a ... m118516401
PSP2: Infinity - Calorie Mate Promo Phone Charm Strap
http://page.auctions.yahoo.co.jp/jp/auction/138368144
PSP2: Infinity (Prize Package?) from Wondergoo:
http://page11.auctions.yahoo.co.jp/jp/a ... n104727743
PSP2: Infinity - Ceramic Mug:
http://page11.auctions.yahoo.co.jp/jp/a ... n132492962
----- PS0 -----
Phantasy Star 0 - Retail Display (PoP) Poster:
http://page.auctions.yahoo.co.jp/jp/auction/148141816
Phantasy Star 0 - Trading Card Set:
http://page13.auctions.yahoo.co.jp/jp/a ... r108455395
Phantasy Star 0: Yujin Capsule Figure Set:
http://page6.auctions.yahoo.co.jp/jp/auction/f106070749
Phantasy Star 0 - Art Book:
http://page6.auctions.yahoo.co.jp/jp/auction/f120645584
----- PSO2 -----
PSO2 USB Controller:
http://page7.auctions.yahoo.co.jp/jp/auction/g122175170
PSO2: PS Vita Version - Retail Display Posters (both variations)
http://page6.auctions.yahoo.co.jp/jp/auction/f137002851
----- PS Nova -----
Phantasy Star Nova - TGS 2013 Promo Clear File:
http://page5.auctions.yahoo.co.jp/jp/auction/e144594505