[5] On 15 August 2021, she participated in a religious service hold at the Wat Hua Don, in That Phanom district; she watched the melting of a statue of the Buddha to be consecrated.
[7] On 15 February 2022, she presided over the laying of the foundation stone of the new Debsirin Samutprakan School building in Thai Mueang district; at the ceremony, she was welcomed by local officials.
[9] On 8 May 2022, Princess Uthaikanya visited the Wat Champa Sa-Eueng in Tha Tum district, where she was received by the population and local public offices.
[14] On 19 January 2023, she visited the King Chulalongkorn Memorial Hospital in Bangkok to wish Princess Bajrakitiyabha a speedy recovery after her collapsed as a result of a heart condition.
[15] On 3 March 2023, Princess Uthaikanya attended the ceremony of delivery of candles and lanterns at the Wat Kanchanasinghas Worawihan, Taling Chan district, on the occasion of the Māgha Pūjā festival.
[19] On 29 July 2023, she presided over a religious ceremony at Wat Arun Ratchawararam Ratchawaramahawihan in Bangkok; she made offerings to the Buddha on the occasion of the Buddhist Lent.
[22] On 14 May 2024, she traveled to Phaisan Charoen Pruksa Phanthai, Soi Dao district, to attend the ceremony of laying the foundation stone at the Ganesha Maha Phokasap, a company that provides beauty consulting services.