were there any further surrenders followed after this?
It was broadcasted later that Japan was indeed unconditionally surrendering to the allies.
Broadcast of the Imperial Rescript on surrender
Japan was indeed unconditionally surrendering to the allies. 

date of japanese surrender in world war ii September 2, 1945 what were the divisions within their leadership? Suzuki's military-dominated cabinet favored continuing the war. For the Japanese, surrender was unthinkable—Japan had never been successfully invaded or lost a war in its history. Only Mitsumasa Yonai, the Navy minister, was known to desire an early end to the war. why did they surrender then? August 28, 1945 Japanese Instrument of Surrender was signed what happened at hiroshima in this context? United States detonated an atomic bomb over the Japanese city of Hiroshima. and nagasaki? Hours later, the United States dropped a second atomic bomb, this time on the Japanese city of Nagasaki.
Following the signing of the instrument of surrender, Japanese forces in Southeast Asia surrendered, The Kuomintang took over the administration of Taiwan on October 25. Yes, on 2 September at Turk Atoll. Yes, in Penang, Labuan, the Kingdom of Sarawak and in Singapore
Surrender of Japan Surrender of Japan Surrender of Japan
Further surrenders and continued Japanese military resistance Further surrenders and continued Japanese military resistance Further surrenders and continued Japanese military resistance
Following the signing of the instrument of surrender, many further surrender ceremonies took place across Japan's remaining holdings in the Pacific. Japanese forces in Southeast Asia surrendered on September 2, 1945, in Penang, September 10 in Labuan, September 11 in the Kingdom of Sarawak and September 12 in Singapore. The Kuomintang took over the administration of Taiwan on October 25.  A nearly simultaneous surrender ceremony was held on September 2 aboard "USS Portland" at Truk Atoll, where Vice Admiral George D. Murray accepted the surrender of the Carolines from senior Japanese military and civilian officials. Following the signing of the instrument of surrender, many further surrender ceremonies took place across Japan's remaining holdings in the Pacific. Japanese forces in Southeast Asia surrendered on September 2, 1945, in Penang, September 10 in Labuan, September 11 in the Kingdom of Sarawak and September 12 in Singapore. The Kuomintang took over the administration of Taiwan on October 25. It was not until 1947 that all prisoners held by America and Britain were repatriated. As late as April 1949, China still held more than 60,000 Japanese prisoners. Some, such as Shozo Tominaga, were not repatriated until the late 1950s.
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Surrender of Japan [SEP] Broadcast of the Imperial Rescript on surrender
At 12:00 noon Japan Standard Time on August 15, the Emperor's recorded speech to the nation, reading the Imperial Rescript on the Termination of the War, was broadcast: The low quality of the recording, combined with the Classical Japanese language used by the Emperor in the Rescript, made the recording very difficult to understand for most listeners. In addition, the Emperor did not explicitly mention surrender in his speech. To prevent confusion the recording was immediately followed by a clarification that Japan was indeed unconditionally surrendering to the allies. Public reaction to the Emperor's speech varied—many Japanese simply listened to it, then went on with their lives as best they could, while some Army and Navy officers chose suicide over surrender.