Which nation has handed over commemorative coins to Bangladesh Bank as the establishment of its diplomatic relations?

Japan has handed over commemorative coins to Bangladesh Bank (BB), marking the 50th anniversary of the establishment of its diplomatic relations with Bangladesh.
Japan recognised Bangladesh as a sovereign country on February 10 in 1972, and the year 2022 marks the 50th anniversary of the establishment of diplomatic relations between the two countries.

Source: thefinancialexpress.com.bd