No it is not allowed
You are not allowed to kiss your wife during her periods and a husband is told to stay away (sexually) from her wife during her periods.
Yes you can wife from back in Islam
They are exempted of praying and holding or reading the Quran. They are exempted also from fasting. The days not fasted by women during Ramdan when on their period (menstruation) should be compensated for after the month of Ramadan when available. Also intercourse sex with wife during her menstruation (Period) is forbidden in Islam.
It is allowed up to the preference of wife and husband.
It is forbidden for a Muslim man to divorce his wife during her menses. If he does it, the divorce, is valid, but he has committed a serious sin.
WIFE
ِall types of sex within licit marriage are allowed in Islam between wife and husband except intercourse sex during wife menstruation (monthly period) and except anal sex.
Intercourse per Islam religion is subject to four main rules:It should be only between husband and wife who are licitly marriedIt should be to the satisfaction, acceptance, and enjoyment of both wife and husbandit is forbidden to approach wife during her menstruation (monthly period)It is not allowed to perform intercourse through penis insertion in the anus of the wife.
Intercourse sex during wife menstruation (monthly period) is strictly forbidden and is sinful. However, oral sex as kissing and touching wife nipples or husband penis could be allowed.
NO
one of his wife moved to islam
It is strictly forbidden in Islam for husband to perform intercourse with his wife from her back (i.e. inserting the penis in her anus). Also forbidden to perform intercourse with her during her menstruation (period).see related question below for more information.