I've heard the term 'waifu' used a lot referring to anime girls

Where did the term 'waifu' originate? - Quora

Who is your favorite waifu? Can you explain with three words and one image? - Quora

Is having a waifu bad? - Quora

How do Japanese girls think about being called 'waifu'? - Quora

Why is it wrong to be obsessed with waifus? - Quora

Am I the only one who hates waifus? - Quora

What are the advantages of having an anime character as your waifu? - Quora

Is having a waifu bad? - Quora

Why is C.C. the best waifu? - Quora

What is the definition of a waifu? Do people consider them as real life partners or just fictional characters? - Quora

Is a waifu considered a collectible? - Quora