As per your chart, you have a low appetite for taking risks, and they may be suitable to you and but you need to be careful.
The fields which could be suitable to you would be those related to metals and metal crafts, technical, electrical and electronic goods, trade with Government departments, financial services and related sectors. You can think of other related sectors as per your skills and capabilities.
An appropriate time to start your business activity would be from May 2023 as per your chart. Start with low risk projection and gradually increase the scope.
Mithuna lagna with the lagna lord retrograde Mercury posited in the sixth house conjunct Sun; Moon posited in the lagna; Tenth lord Retrograde Jupiter posited in the second house in exlaltation. Saturn Maha Dasha ongoing and Jupiter Antar Dasha starts in May 2023.