Numerous Konami games have been turned into cards in the popular card game, Yu-Gi-Oh!
Most noteably, the Gradius series.
A vast array of spaceships that work with the card, 'Gradius' have been made, including boss enemy ships from the games have become their own archetype with a spell card called, "Boss Rush"
In the game, Yu-Gi-Oh! There's a Spell card named: "Yu-Jo Friendship" wich is a play on the word, "yujo" meaning friendhsip and the two main characters of Yu-Gi-Oh! Duel Monster's Jonouchi(Joey in the dub) and Yugi.
The card allows you to ask your opponent to shake your hand, but if you have "Unity" in your Graveyard, you may force your opponent to shake your hand.
A card known as, "Get Your Game On!" was released, with the abillity to aid Elemental Heroes, the cards used by the main character Judai Yuki(Jaden Yuki in the dub) whose catchphrase is, "Get Your Game On" in the dub of the anime.
A card from the anime known as "The Seal of Orichalcos" was made real and given only to employees of Konami for a special event. Loser of said duel would have their 'soul' taken, to represent this their picture was taken and posted on a board.
Yu-Gi-Oh! Bonds Beyond Time is the first Yu-Gi-Oh! movie to have the main villain kill a main character(Maxamillion Pegasus)
The name "Rukia" from the anime, Bleach was made when Tite Kubo heard of a flower called, "Lukea"
The original concept of Bleach was to depict Rukia using a scythe while the Shinigami used guns, but was later changed to swords.
In the third Bleach movie, when Rukia's possessed she uses a scythe.
The first episode of Corner Gas was shot after the fifth episode, so that the characters would be more close for the first time they appeared to viewers.
Oscar, the grumpy father of the main character, "Brent" was based off the actor/creator of Corner Gas's father, but was made out to be a compleate opposite in additude, in favour of confrontation.
In the anime Yu-Gi-Oh! 5D's, all 4 of the Dark Signer's who were killed to become Dark signers were good people to start out.
One was hanged to death in order to gain power to seek revenge on the one who killed his entire family.
One was smashed out a window and fell to her death, thinking of how she'd never see who she loved ever again.
One died in prison due to his need to make him and his friends be on top of the city.
The final one died as she drove off the road, distracted by the sorrow of her little brother's death.
Each 3 members of the group known as "Yliaster" are robotic representations of people who died in the war.
A child who died with his parents when blasted by a machine.
A young man who died battling the machines.
An old man who died all alone as one of the few humans left when the war ended.
Each android ironicaly uses cards based off the machines that started the war to change the past and prevent the war.