Gana is the temperament problems in the person. A person with Rakshasa Gana tends to be very self centered. He attitude will be commanding and he will be filled with ego, anger and selfish desires. He will focus on enjoyment and merrymaking. It is important to look at other factors of horoscope matching before making a decision. If other factors are favourable then marriage can be considered. You can read more about Gana and their importance in marriage in the article given below.
https://astrologymag.com/gana-koota-in-horoscope-matching/
Blessings,
Navneet Khanna
Astrologer