1. Naotane Sumino

2.  Computer games were first introduced in the 1970's. By the end of the decade, they had become a preferred childhood leisure activity, and adults responded with concern about the possible ill effects of the games on children.  Computer games market was decreased in the early 1980s.  Nintendo was released in 1986, then computer games became very popular.

3.  The addiction has been defined as a primary, chronic disease, characterized by impaired control over the use of a psychoactive substance and/or behavior.

4.  Most of non-school hours are spent on playing computer games  Falling asleep in school  Worsening grades  Choosing to play computer games, rather than see friends  Dropping out of other social groups  Irritable when not playing a video game

5.  In South Korea, Lee Seung Seop died after playing Starcraft for over 50 hours  In china, Xu Yan died after playing online games for over 15 days during the New Year holiday

6.  Playing for increasing amounts of time  Thinking about gaming during other activities  Gaming to escape from real-life problems, anxiety, or depression  Lying to friends and family to conceal gaming  Feeling irritable when trying to cut down on gaming

7.  Ask professional help if they notice the warning signs  video game addicts can't avoid computers, they have to learn to use them responsibly without gaming.  The key is to show gamers they are powerless over their addiction, and then teach them how real life is more exciting than life in computer games.

8.  Risks caused by computer games is still serious problem.  Any risk caused by playing computer games should be always discussed.