A later chapter says that ¥5 back then is worth around ¥100,000 today. Given that Yuzuki was bought for ¥200,000, that would be worth ¥4,000,000,000 or around $40,000,000. That's a lot of money to just blow on your
Dawg... This manga genuinely should not exist. WHAT. 14 and 17...the female lead looks SIX...the manga keeps putting her in sexualized situations...wtf.