| 11th FIBA Under-18 Asian Basketball Championship | |
|---|---|
| Tournament details | |
| Host country |  Japan |
| Dates | 25 August–2 September |
| Teams | 16 |
| Venue(s) | 1 (in 1 host city) |
| Final positions | |
| Champions | Japan (1st title) |
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The 1990 ABC Under-18 Championship was the eleventh edition of the Asian Championship for Junior Men. The tournament took place in Nagoya, Japan from August to 2 September 1990. Top three teams from this competition were qualified for the World Junior Basketball Championship held in Edmonton, Canada from July 26 to August 4 of 1991.
Japan won their first-ever championship after breezing past Syria in the championship match, 82-63. Defending champions China, edged out the Philippines, 96-93 in the battle for third place.[1]
The top three teams represented Asia to the 1991 FIBA Under-19 World Championship.
- ^ "Japan new Asian titlist; China 3rd over RP". Manila Standard. 3 September 1990. Retrieved 28 February 2018.