Useful info and images
1) Please be aware that mosquitos in Taiwan are prevalent. While there is no risk of malaria in Taiwan, it is still very recommended to bring sufficient mosquito repellent (with deet if possible) as there have been some cases of dengue fever in Kaohsiung in the past few years.
2) Be aware, it is not recommended to drink tap water in Taiwan, please be prepared to buy bottled water or drink filtered water when visiting homes.
3) When out and about, if nature calls, be aware all underground station have toilet facilities. Some 7-eleven, family mart and PX mart stores also have bathroom facilities, but that's not guaranteed.