Mark Karpeles, the former CEO of the now defunct bitcoin exchange Mt Gox, has been re-arrested on charges of embezzlement.
Japanese attorney Akihiro Shiba examines what the recent Tokyo District Court ruling on a Mt Gox case means for the status of bitcoin in Japan.
BitFlyer has raised approximately 510m JPY ($4m) through third-party allotment, which entails issuing new shares to a limited number of investors.
Japanese government officials are said to be weighing how to regulate bitcoin exchanges following renewed attention on past issues at Mt Gox.
The arrest of Mt Gox CEO Mark Karpeles on Saturday is the latest twist in a lengthy plot surrounding the now-defunct bitcoin exchange.
Japanese police arrested Mt Gox CEO Mark Karpeles today on allegations that he manipulated volume on the platform prior to its collapse.
OKWave, Japan's answer to social network Quora, has announced plans to launch a bitcoin tipping scheme.
Digital currencies are still relatively unknown in Japan. This week, one of the country's pioneering VC firms aims to change that.
Customers affected by Mt Gox's insolvency have been given more time to file their online bankruptcy claims.
A deal between a bitcoin exchange and a payments network will see a bitcoin payment option offered to over 20,000 merchants in Japan.
An online claims process is now live for former Mt Gox customers to formally state their losses, with the possibility of receiving payouts in bitcoin.
Mt Gox operated a fractional reserve system since 2011, and had lost most of its bitcoins by mid-2013, according to a newly-released report.
BitFlyer has released a new block explorer it hopes will compete with Blockchain in Japan and abroad.
The Japanese e-commerce giant has integrated with payment processor Bitnet, enabling customers based in the United States to pay with bitcoin.
VC Kazutaka Muraguchi says cryptocurrencies are key to a "worldwide financial revolution", following a $828,000 investment in Japanese exchange Zaif.