Tan Pesalo was born in 1978 in Tokyo and grew up in South Pasadena, California. While at university, he saw a book about Buddhism on a friend’s shelf and found that the teachings greatly resonated. Upon graduating, Tan Pesalo accepted an invitation to travel to Thailand. After enjoying a ten-day meditation retreat, he spent time at monasteries in Thailand and Southern California. After training for a year as an Anāgārika and around a year as a Sāmaṇera, Tan Pesalo was ordained as a Bhikkhu on June 2, 2012 with Ajahn Pasanno as preceptor.