There are several sex scenes in this, with several different partners. If this is the biggest blue balls you've experienced then I guess you haven't played some of the more famous blue balling games in this forum.
I tell you what, the early versions without sex were super blue balling, I mean this games needs you to go through a lot before you even get to the first sex scene, I even made a list in case I gotta replay it since it said old saves may cause problems with new version
mayor house > hiroshi's father south of house > uncle ron > takashi > shop > little brother >
inn counter lady > boy inn hallway > go north of village than east till you find bees, try to get to lv 3 > find lust demon > go to inn talk to doctor > find little boys at home > find uncle togo > talk to seita > uncle ron > sleep > seita > inn > seita > shower > inn > west lake > middle village > bandit in west lake > middle village, go south than west past tavern, than go to soldiers camp middle tent > shop > hiroshi inn kid > boy inn hallway > boy south middle of village > uncle ron > blue haired man outside shop lead to cave > talk to him at inn > talk with farmer boy > evening tavern bar keep > mayor > bandits > inn > home > theff > bees give bad exp, just keep going > theff > bandit camp > bandit farm, prison maid, mansion maid, river all have 3 events. Bandit chief has 2 unique events > after boss fight talk to boo, commander, theff, theff > hiroshi > cave guy inn, than meet at cave > takashi/farm boy hide and seek > uncle ron > dinner with boo and seita > boo at evening 3 stages > inn middle room get book from man > at night read book, can now walk without jacket > night go to tavern work as waitress 4 events > guy middle of village > guy sleeping outside inn
edit:
hey, how do you put things in spoiler tags? I hear that can help shorten posts here.