Harvest Moon: The Tale of Two Towns Unlockables

Unlockable bachelors and bachelorettes.
UnlockableHow to unlock
DirkHas to be Summer. Walk from the Konohana low-mountain area to the Konohana entrance area between 9:00 am and 8:00 pm on any day. (Will not work if you are riding your horse)
MikhailAppears on Fall 6. He will move into whichever town you are living in at the time.
AlisaUnlocked by raising Nathan's friendship to 2 White Flowers. Must be in Fall of year 2 or later. Walk to the Mountain Summit between 10:00 pm and 3:00 am on a sunny or snowy day. (Nathan appears on Winter 3 of your first year)
The Oracle (Sage)Walk from the Bluebell Low-Mountain to Bluebell Mid-Mountain area after 8:00 pm starting in year 2 to unlock her.
NathanWhen you wake up on Winter 3, the mayor will introduce you to him he'll be at the church in Bluebell from now on.