Bangladesh on Saturday observed state mourning showing deep respect to its true friend and Japan's longest-serving Prime Minister Shinzo Abe who was assassinated on Friday while delivering a campaign speech.

All the government, semi-government, autonomous and private institutions and Mission abroad kept Bangladesh’s national flag at half-mast demonstrating the deep respect of Bangladesh towards Japan.

President Abdul Hamid, Prime Minister Sheikh Hasina, Foreign Minister AK Abdul Momen and many other people conveyed condolence messages to the government of Japan standing by the side of the mourning people of Japan at this time of most unexpected misfortune.

People of Japan sincerely appreciate the deepest condolence by the government and people of Bangladesh, said the Japanese Embassy in Dhaka on Saturday.

Read: PM conveys condolences at losing 'statesman' Abe

Shinzo Abe, 67, died after being shot while giving a campaign speech in Japan.

Abe immediately collapsed and was seen bleeding before he was taken to hospital.

The attack on Shinzo Abe and his subsequent death shocked the entire world.

Prime Minister Sheikh Hasina, on behalf of the people and the government of Bangladesh and on her own behalf, extended deepest condolences and heartfelt sympathies at the most tragic demise of Abe, who succumbed to death from his fatal injuries in a grisly gun attack.

She wrote in a letter addressed to Kishida Fumio, Prime Minister of Japan, "At this time of great distress, we recollect with the deepest gratitude his immense contributions to elevating the bilateral relationship between Bangladesh and Japan to a new comprehensive partnership during his tenure as the Prime Minister of Japan."

Furthermore, she stressed that the passing away of a Statesman like Abe is not only a loss for Japan but also for the entire world because of his leadership thought, vision, and wisdom.

Bangladesh offered prayers for the courage and fortitude of the bereaved friendly people of Japan and family members of the late Abe.