Need a Valetine's Day card and don't have time to make it to the store? Have a printer? Well, FUNimation has the solution with a series of PDFs posted on their blog.
In true otaku fashion, these have a nicely organized taxonomy with co-work/classmate (think Psycho-Pass), significant other (think Future Diary), good friend (think Binbogami Ga!) and family member (think OniAi - Onii-chan dakedo Ai sae Areba Kankeinai yo ne!?, lit. As Long as There's Love, It Doesn't Matter If He is My Brother, Right).