| Start: Tuesday August 18, 1942 | Ending: Wednesday August 19, 1942 |
Arrival in Guadalcanal of the first Japanese contingent to retake the island and its all-important airfield. The 900 soldiers ordered by Ichiki will launch an offensive on the August 21st across the Tenaru river and be completely destroyed by the Americans| Allied | Axis | |
| Forces | - |
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| Losses | - | - |