These are topics related to Topics 1~17. You could also call them spin-offs, I suppose.
Updates are not often but they do happen so, add this book to your reading list to get a notification :)
The below Index list will be updated when more sub-topics are added. The Index list is for you to take a gander at what is included from here on.
Keep in mind the numbers are not the numbers of the chapters but the numbers of the topics.
I N D E X
#18: Country Names
#19: Major Historical Events
#20: What is "Hello" in your world?
#21: Etiquette
#22: Pets
#23: Time
#24: What is up in the sky?
#25: Seasons
#26: Weaponry
#27: Era of Inspiration
#28: Holidays
#29: Leisure, Hobbies
#30: You, the Author (questions aimed at you, the one making the world)
#31: War & Peace
#32: Medicine
#33: Building Material
#34: Crops & Livestock
#35: Transportation
#36: Gravity
#37: Laws of the Land
#38: Territories
#39: Formation of the Land
#40: Training to be a Master of Something
#41: Discrimination
#42: A Day in the Life
#43: Disabilities
#44: Common Beliefs
#45: Clothing
#46: Walking Into It (an exercise for you to try)
#47: Evolution
#48: Marriage Ceremony
#49: Traveling