Final answer:
White-collar male workers in Japan are known to visit highly sexualized "hostess bars" after work with colleagues as a part of Japan's night-time entertainment and business culture, though this does not represent all workers or cultural practices.
Step-by-step explanation:
The nation where white-collar male workers are known to visit highly sexualized "hostess bars" with colleagues after work is Japan. This practice, while not universally embraced or approved of, reflects a particular aspect of Japan's night-time entertainment culture and business practices. It has been extensively documented and discussed in studies of Japanese society and cross-cultural business relations. However, it's important to note that this representation does not account for the entire workforce or culture in Japan and there are diverse perspectives and behaviors regarding after-work activities among Japanese workers.