may japan
Regular verb: japan - japaned- japaned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may japan
you may japan
he may japan
we may japan
you may japan
they may japan 	I may be japaning
you may be japaning
he may be japaning
we may be japaning
you may be japaning
they may be japaning	I may have japaned
you may have japaned
he may have japaned
we may have japaned
you may have japaned
they may have japaned	I may have been japaning
you may have been japaning
he may have been japaning
we may have been japaning
you may have been japaning
they may have been japaning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't japan
you mayn't japan
he mayn't japan
we mayn't japan
you mayn't japan
they mayn't japan 	I mayn't be japaning
you mayn't be japaning
he mayn't be japaning
we mayn't be japaning
you mayn't be japaning
they mayn't be japaning	I mayn't have japaned
you mayn't have japaned
he mayn't have japaned
we mayn't have japaned
you mayn't have japaned
they mayn't have japaned	I mayn't have been japaning
you mayn't have been japaning
he mayn't have been japaning
we mayn't have been japaning
you mayn't have been japaning
they mayn't have been japaning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I japan?
may you japan?
may he japan?
may we japan?
may you japan?
may they japan? 	may I be japaning?
may you be japaning?
may he be japaning?
may we be japaning?
may you be japaning?
may they be japaning? 	may I have japaned?
may you have japaned?
may he have japaned?
may we have japaned?
may you have japaned?
may they have japaned? 	may I have been japaning?
may you have been japaning?
may he have been japaning?
may we have been japaning?
may you have been japaning?
may they have been japaning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I japan?
mayn't you japan?
mayn't he japan?
mayn't we japan?
mayn't you japan?
mayn't they japan? 	mayn't I be japaning?
mayn't you be japaning?
mayn't he be japaning?
mayn't we be japaning?
mayn't you be japaning?
mayn't they be japaning? 	mayn't I have japaned?
mayn't you have japaned?
mayn't he have japaned?
mayn't we have japaned?
mayn't you have japaned?
mayn't they have japaned? 	mayn't I have been japaning?
mayn't you have been japaning?
mayn't he have been japaning?
mayn't we have been japaning?
mayn't you have been japaning?
mayn't they have been japaning?