Onsen refers to Japanese hot springs that are naturally heated by geothermal activity. These springs are often rich in minerals, which are believed to have various health benefits. Onsen are popular destinations for relaxation and rejuvenation, attracting both locals and tourists. Many onsens are located in scenic areas, providing a tranquil environment for visitors. Visitors to an onsen typically follow specific etiquette, such as washing thoroughly before entering the communal baths. Onsens can be found in traditional ryokan (inns) or public bathhouses, and they may offer indoor and outdoor bathing options. The experience is an integral part of Japanese culture and wellness.