do I japan? do you japan? does he japan? do we japan? do you japan? do they japan?
Present continuous
am I japaning? are you japaning? is he japaning? are we japaning? are you japaning? are they japaning?
Preterite
did I japan? did you japan? did he japan? did we japan? did you japan? did they japan?
Preterite continuous
was I japaning? were you japaning? was he japaning? were we japaning? were you japaning? were they japaning?
Present perfect
have I japaned? have you japaned? has he japaned? have we japaned? have you japaned? have they japaned?
Present perfect continuous
have I been japaning? have you been japaning? has he been japaning? have we been japaning? have you been japaning? have they been japaning?
Pluperfect
had I japaned? had you japaned? had he japaned? had we japaned? had you japaned? had they japaned?
Pluperfect continuous
had I been japaning? had you been japaning? had he been japaning? had we been japaning? had you been japaning? had they been japaning?
Future
will I japan? will you japan? will he japan? will we japan? will you japan? will they japan?
Future continuous
will I be japaning? will you be japaning? will he be japaning? will we be japaning? will you be japaning? will they be japaning?
Future perfect
will I have japaned? will you have japaned? will he have japaned? will we have japaned? will you have japaned? will they have japaned?
Future perfect continuous
will I have been japaning? will you have been japaning? will he have been japaning? will we have been japaning? will you have been japaning? will they have been japaning?
Conditional
Present
would I japan? would you japan? would he japan? would we japan? would you japan? would they japan?
Present continuous
would I be japaning? would you be japaning? would he be japaning? would we be japaning? would you be japaning? would they be japaning?
Past
would I have japaned? would you have japaned? would he have japaned? would we have japaned? would you have japaned? would they have japaned?
Past continuous
would I have been japaning? would you have been japaning? would he have been japaning? would we have been japaning? would you have been japaning? would they have been japaning?