The 26-year-old will nonetheless be eligible to compete in subsequent yr’s postponed Tokyo Olympics.
He additionally resigned as captain of Japan’s nationwide swimming group, in step with information company studies, and has been asked to wait tutorial systems through the federation.
The Japan Swimming Federation didn’t reply to CNN’s requests for remark.
“I take this disposition significantly and say sorry as soon as once more to the entire other people involved and people who give a boost to me for inflicting hassle over my conduct,” stated Seto.
“I’ve been asking myself how I will be able to say sorry to the folks, however I feel my apology is to proceed to make efforts in swimming.
“I wish to significantly face swimming with resolution to start out over in order that I will be able to regain the agree with of my circle of relatives who’ve been deeply harm through my irresponsible conduct and be identified as a swimmer through each my circle of relatives and everybody. I am very sorry.”
Seto is the reigning international champion within the 400m and 200m particular person medley occasions.
He has additionally agreed to sever sponsorship ties with All Nippon Airlines, in step with Reuters