Z-Market is actually an NPC from whom you can get certain items for the right amount z-scrolls.
There are 4 Z-Market's. In West City, East City, South City and on planet Vegeta in Auction House.
Z-Market offer
Name
Count
Description
Cost
credit card
16
Money. A value of 16000000 zeni.
1x
salamandre skin
6
Quest item.
5x
dust
40
Quest item.
1x
pick
1
Required for some quests and to enter to some locations.
1x
worm
50
Keep it in your backpack for better fishing
1x
sense booster
1
Boost you sense sparring accuracy to 30 sqm on 50 sparrings.
1x
frags remover
1
Removes 3 frags, can be used once per 24 hours.
2x
kinto
1
Item helpful in traveling.
4x
treasure key
1
Required to open treasure box.
3x
premium backpack
1
Useful item. It can hold up to 30 items.
8x
quest items pack
1
Contains items needed to complete some quests. (Show/Hide):
6x
small random box
1
A box with random item. Gives little valuables items. (Show/Hide):
2x
normal random box
1
A box with random item. Gives valuables items. (Show/Hide):
5x
big random box
1
A box with random item. Gives very valuables items. (Show/Hide):
10x
frost random box
1
A box with random item. Gives items frost items. (Show/Hide):
6x
dark random box
1
A box with random item. Gives items from Dark Star. (Show/Hide):
18x
delicious soup recipe
1
Gives recipe for delicious soup on God Power Quest.
20x
statue holder
1
Useful in crafting statues.
50x
document
1
Quest item.
60x
decoration random box
1
A box with random item. Gives decoration items. (Show/Hide):
2x
teddy bear
1
Decoration to house.
3x
kame sennin doll
1
Decoration to house.
2x
shipmodel
1
Decoration to house.
2x
dragon ball pillow
1
Decoration to house.
2x
goku doll
1
Decoration to house.
1x
blood herb
5
Decoration to house.
1x
golden noble chest
1
It can contain up to 250 items (only to house).
25x
platinum noble chest
1
It can contain up to 500 items (only to house).
50x
emerald noble chest
1
It can contain up to 750 items (only to house).
75x
ruby noble chest
1
It can contain up to 1000 items (only to house).
100x
name history clear scroll
1
It clears your name history after change name, but the last change has to be at least 3 months ago.
20x
soul redemption
1
Removes 5 frags and can get you out of jail called Deep Hell.