1996 Hong Kong film directed by Peter Chan

In the not so distant future, Theodore, a lonely writer, purchases a newly developed operating system designed to meet the user's every need. To Theodore's surprise, a romantic relationship develops between him and his operating system. This unconventional love story blends science fiction and romance in a sweet tale that explores the nature of love and the ways that technology isolates and connects us all.

Ip Man's peaceful life in Foshan changes after Gong Yutian seeks an heir for his family in Southern China. Ip Man then meets Gong Er who challenges him for the sake of regaining her family's honor. After the Second Sino-Japanese War, Ip Man moves to Hong Kong and struggles to provide for his family. In the mean time, Gong Er chooses the path of vengeance after her father was killed by Ma San.

Tom, greeting-card writer and hopeless romantic, is caught completely off-guard when his girlfriend, Summer, suddenly dumps him. He reflects on their 500 days together to try to figure out where their love affair went sour, and in doing so, Tom rediscovers his true passions in life.

2010 film by Pang Ho-cheung

Joel Barish, heartbroken that his girlfriend underwent a procedure to erase him from her memory, decides to do the same. However, as he watches his memories of her fade away, he realises that he still loves her, and may be too late to correct his mistake.