12 events the sources record for this year, grouped by region.
What happened
China (10)
The people of Wuyi treat them rudely, so Zhiyan, Huijian and Huiwai go back toward Gaochang to seek travel funds (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.II (법현전 2章))
With Gongsun's support, Faxian's party goes straight southwest across the uninhabited wilderness and reaches Khotan in one month and five days (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.II (법현전 2章))
Khotan is prosperous, with tens of thousands of monks (mostly Mahayana). The king lodges Faxian's party at the Gomati Mahayana monastery: 3,000 monks ring bells for the offering and they eat in silence (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.III (법현전 3章))
Huijing, Daozheng and Huida leave first for Jiecha (Kashgar), while Faxian and the others stay three more months to watch the procession of images (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.III (법현전 3章))
From the 1st to the 14th of the fourth month the procession takes place: outside the city, four-wheeled carts over 30 chi tall are set up, and the king, barefoot, holds flowers and incense to welcome the image (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.III (법현전 3章))
A royal shrine, the New Temple, seven or eight li west of the city, was completed over 80 years and three reigns; it is 250 chi tall and decorated in gold and silver (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.III (법현전 3章))
When the procession ends, Sengshao follows the Hu-tao monk toward Kipin; Faxian's party goes to Zihe, arriving after 25 days. The king is devout; there are over 1,000 monks (Mahayana). They stay 15 days (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.IV (법현전 4章))
In the tenth month of the first year of Emperor Richū, he makes his capital at Iware (Nihon Shoki (Chronicles of Japan) 日本書紀 卷第十二 履中紀 2年 단락5)
By edict Liu Yu was made Governor of Xiapi and sent to suppress Sun En at Yuzhou; he fought several times and broke them greatly. (Zizhi Tongjian (Comprehensive Mirror) 卷112 401년 단락29 제1문)
South Asia (2)
Four days south from Zihe they reach the kingdom of Yuhui in the mountains of Congling and spend the summer retreat there (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.IV (법현전 4章))
After the retreat, 25 days along mountain paths bring them to Jiecha (Kʽeeh-chʽâ), where they rejoin Huijing and the other two (Faxian, A Record of Buddhist Kingdoms Legge 1886 ch.IV (법현전 4章))