Kokuyo Co., Ltd. revises earnings guidance for the second quarter and full year of the fiscal year ending December 31, 2021. Net sales increased by JPY 5 billion for this first half, revised. Operating income increased by JPY 2.8 billion Net income attributable to shareholders of the parent company is expected to remain unchanged from the initial forecast, mainly due to the expected posting of approximately JPY 4 billion in gain on sales of investment securities as extraordinary income. For the year,guidance for nt sales for the full year will be JPY 10 billion, operating income will increase by JPY 3.4 billion and net income will remain unchanged at JPY 11.8 billion yen.