Many popular Akihabara stores have an option to shop online as welt, where you can get all things Akihabara is associated with, such as figures, hobby items, PC, cosplay, anime DVD and games, without making a trip to Tokyo.
It is also a good way to check out a store before actually going there.
Trader carries games, DVDs and blue rays.
BOOK OFF mainly carries second-hand books, DVDs and games.
KOTOBUKIYA mainly carries anime, games and character goods.
azone carries goods related to Doll・Doll.
Volks Hobby Heaven
Volks Hobby Heaven mainly carries figures and dolls.
Rashinban carries anime, games and fun-made products.
ACOS carries cosplays, wigs, shoes, and cosmetics.
PC・PC related goods, smartphones, tablets
Sofmap is the most famous PC shop in Akihabara. It carries cameras and audio equipment.
TSUKUMO carries homebuilt computers and peripherals.
Janpara mainly carries second-hand PCs, smartphones and tablets.
ark carries PC・PC and PC related goods. It also sells BTO which makes it a good choice for those who want to customize their computers.
Yodobashi Camera is the largest electronics retailer in Japan. Its store in Akihabara can be seen in most Tokyo guide books.
Onoden is an electronics shop build 60 years ago.