| Year | Sender | Japanese envoys | Chinese monarch | Comments | 
| 630–632 | Jomei | Inugami no Mitasuki (犬上御田鍬) Kusushi Enichi (藥師惠日)
 | Taizong | Accompanied on return by Tang emissary Gao Biaoren (高表仁) | 
| 653–654 | Kotoku | Kishi no Nagani (吉士長丹) Kishi no Koma (吉士駒)
 Takada no Nemaro (高田根麻呂)
 Kanimori no Omaro (掃守小麻呂)
 | Gaozong | Vessel carrying Takada no Nemaro foundered on outward journey near the island of Takeshima in Satsuma Province | 
| 654–655 | Kōtoku | Takamuko no Kuromaro[3] Kawabe no Maro (河邊)
 Kusushi Enichi
 | Gaozong | Takamuko died in China[3] | 
| 659–661 | Saimei | Sakaibe no Iwashiki (坂合部石布) Tsumori no Kisa (津守吉祥)
 Iki no Hakatoko (伊吉博德)[4]
 | Gaozong | Sakaibe died during the trip | 
	
| 665–667 | Tenji | Mori no Ōishi (守大石) Sakaibe no Iwatsumi (坂合部岩積)
 | Gaozong | May have transported Tang emissary Liu Degao (劉德高) to army stationed at old Paekche garrison | 
	
| 667–668 | Tenji | Iki no Hakatoko Kasa no Moroishi (笠諸石)
 | Gaozong | Transported Tang emissary Sima Facong (司馬法聰) to army stationed at old Paekche garrison | 
  		
| 669–670 | Tenji | Kawachi no Kujira (河内鯨) | Gaozong | Celebrated subjugation of Koguryŏ | 
  		
| 702–704 | Mommu | Awata no Mahito (粟田真人) Takahashi no Kasama (高橋笠間)
 Sakaibe no Ōkita (坂合部大分)
 Yamanoue no Okura (山上憶良)
 Kose no Ōji (巨勢祖父)
 | Wu Zetian | Kose no Ōji returned home in 707; Awata no Mahito returned in 718 | 
| 717-718 | Genshō | Tajihi no Agatamori (多治比縣守) Abe no Yasumaro (阿倍安麻呂)
 Ōtomo no Yamamori (大伴山守)
 Fujiwara no Umakai (藤原馬養)
 | Xuanzong | Awata no Mahito returned in 718; students Abe no Nakamaro and Kibi no Makibi as well as monk Genbō (玄昉) joined this embassy[5] | 
| 733–734 | Shōmu | Tajihi no Hironari (多治比廣成) Nakatomi no Nashiro (中臣名代)
 | Xuanzong | 4 ships set out on this voyage, and one ship returned in 734; another ship returned in 736; Magistrate Heguri no Hironari (平群廣成) returned in 739 | 
	
| 746- | Shōmu | Isonokami no Otomaro (石上乙麻呂) | Xuanzong | cancelled | 
	
| 750–753 | Kōken[6] | Fujiwara no Kiyokawa (藤原清河) Ōtomo no Komaro (大伴古麻呂)
 Kibi no Makibi (吉備真備)
 | Xuanzong | Ship carrying Fujiwara no Kiyokawa and Abe no Nakamaro shipwrecked in Annam; both became Tang officials and never returned home | 
	
| 761-761 | Junnin | Kō Gendo (高元度) | Suzong | With aim of retrieving Kiyokawa, traveled with Balhae ambassador returning home via Balhae; returned home with send-off by Tang emissary Shen Weiyue (沈惟岳) | 
	
| 761- | Junnin | Naka no Iwatomo (仲石伴) Isonokami no Yakatsugu (石上宅嗣)
 Fujiwara no Tamaro (藤原田麻呂)
 | Suzong | cancelled due to damage to vessels | 
	
| 762- | Junnin | Nakatomi no Takanushi (中臣鷹主) Koma no Hiroyama (高麗廣山)
 | Daizong | Cancelled due to lack of favorable wind | 
	
| 777-778 | Kōnin | Saeki no Imaemishi (佐伯今毛人) Ōtomo no Masutate (大伴益立)
 Fujiwara no Takatori (藤原鷹取)
 Ono no Iwane (小野石根)
 Ōmiwa no Suetari (大神末足)
 | Daizong | All four vessels shipwrecked en route home; Ono no Iwane and Tang emissary Zhao Baoying (趙寶英) died | 
	
| 779–781 | Kōnin | Fuse no Kiyonao (布勢清直) | Dezong | Tang emissary Sun Xingjin 孫興進 et al. sent off at Mingzhou | 
	
| 804–805 | Kammu | Fujiwara no Kadonomaro (藤原葛野麻呂) Ishikawa no Michimasu (石川道益)
 | Dezong | 4 ships on this mission; vessel 3 shipwrecked at Hirado on the outward journey; news of vessel 4 unknown; Kūkai and Saichō joined this embassy | 
	
| 838–839 | Ninmyō | Fujiwara no Tsunetsugu (藤原常嗣) Ono no Takamura (小野篂)
 | Wenzong | Vessel 3 shipwrecked soon after departure at Tsukushi; its 140 passengers did not reach China; the monks Ennin and Ensai on board; passengers on vessels 1 and 4 hired Silla vessels and split up for the voyage home; returning in 839 with a letter from Chinese emperor;[7]  vessel 2 returned home in 840 | 
	
| 894- | Uda | Sugawara no Michizane (菅原道真) Ki no Haseo (紀長谷雄)
 | Zhaozong | cancelled |