Cessation of the Kentōshi Missions

Timeline

1. 838–894Sea route from the Japanese archipelago to Tang China · East AsiaAfter the last Kentōshi mission returned in 838, Tang regional warlord fragmentation, the Huang Chao Rebellion, and other upheavals sharply increased the risks of the sea route, making the costly missions unsustainable and prompting the court to consider reform.
2. 894Heian-kyō · JapanThe Minister of the Right Sugawara no Michizane submitted a memorial arguing that, given the Tang's internal disorders, the lack of safety for envoys, and Japan's no longer needing to import Tang institutions wholesale, the Kentōshi missions should be discontinued; the court adopted his proposal.
3. 894–900Japan · JapanAfter the cessation of the Kentōshi missions, the Japanese court turned to autonomous cultural development centered on Heian-kyō; the kokufū culture, aristocratic literature, and native Buddhist sects grew rapidly, and regular official Sino-Japanese exchange came to an end.