Maki Goto is a solo artist and former third-generation member of Morning Musume, which she joined in 1999. Her publishing work includes the photobooks ramus (2021) and flos (2024), and she also models for the beauty publication BiST.

She produces the skincare brand rall.+, launched in May 2026. In October 2026, the brand introduced Beauty Advisor — Voice by Maki Goto, an AI chatbot with synthesized audio based on her voice. Its generated answers are not her personal statements or views.