https://buyee.jp/yahoo/auction
Buyee is a service that helps people who do not live in Japan purchase items from Japanese-only websites.
It is the best resource for finding any Japanese exclusive items.
NOTICE:
If using Buyee, expect to pay a minimum of $20+ extra on top of any item you purchase, regardless of price. You may initially only pay $5 for an item, but you will be asked to pay for shipping and expenses later.
マリオ＆ルイージRPG = Mario & Luigi RPG
Umbrella search term, brings up all Mario and Luigi games.
Specific Game Search Terms:
マリオ＆ルイージRPG = Superstar Saga
マリオ＆ルイージRPG 2 = Partners in Time
マリオ＆ルイージRPG 3 = Bowser’s Inside Story
マリオ＆ルイージRPG 4 = Dream Team
マリオ＆ルイージRPG MIX = Paper Jam
マリオ＆ルイージRPG 1 DX = Superstar Saga DX
マリオ＆ルイージRPG 3 DX = Bowser’s Inside Story DX
Other helpful search terms:
マリオ RPG = Mario RPG
Umbrella search term, brings up Super Mario RPG, Mario and Luigi, and Paper Mario.
ニンテンドードリーム = Nintendo DREAM
Yahoo! JAPAN Auction is like a Japanese version of eBay.
Auctions perform differently here. As time runs low, each bid will add an additional 5 minutes to the auction time. The auction will continue to run until there are no additional bids for 5 minutes.
Positives
- Rarer items easier to find
- Can be significantly cheaper than other sites
Negatives
- Heavy post-purchase fees, may have to fight others in auctions
- Slow delivery time
Mercari is similar to Yahoo! JAPAN Auctions, but more relaxed and less professional.
Make sure you search with Japanese text, otherwise you will get few results.
Positives:
- Cheaper
Negatives:
- More difficult to find specific items, less information/images