NAB is one of many of Australia's top financial institutions that have not engaged with the sector, despite its huge growth in the past year, due to its high risks
The coin last traded at $46,560, having endured wild trade the day before in which it hit a near four-month high of $52,956 before plunging 11.1%, its largest fall since June 2
The unit climbed around two percent to $50,249.15, its highest since mid-May, when it began tumbling on a range of issues including China's crackdown on cryptocurrencies
Hong Kong sank more than four percent to match Monday's drop with investors running for cover after Beijing's latest move to tighten control over the economy
The world's largest cryptocurrency in terms of market capitalization was down 12.1% in price this month. On Monday, it was testing a key support of $30,000 and was last down 3.4% at $30,694
Pakistan has seen a boom in trading and mining cryptocurrency, with interest proliferating in thousands of views of related videos on social media and transactions on online exchanges
The SoftBank capital raise comes at a time when investor sentiment on cryptocurrencies has soured amid regulatory crackdowns in China, Britain and Japan.
Mercado Bitcoin will use the funds to scale its operations, expand offerings, and invest in infrastructure to meet rising demand for crypto in the region, 2TM said in a statement.