The figure expanded from a net loss of 129.1 billion yen booked a year earlier, with the losses in the recording period attributed in part to a fall in the value of its investment portfolio, the group reported.
On a quarterly basis, the technology and investment giant booked 789 billion yen of loss, marking its fourth straight quarter in the red.
Sales of the group rose 1.4 percent from a year earlier to 3.23 trillion yen for the six months, its financial results showed.
The technology and investment giant reported 963.6 billion yen of investment losses in the six-month period, compared to a loss of 849.6 billion yen for the same period of the previous fiscal year.
The company did not release an earnings outlook. (1 Japanese yen equals about 0.0066 U.S. dollars)
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