【臨場感・高音質】ジェット旅客機　機内音　関西国際空港～宮古空港　ノーカット2時間40分

By listening while sitting on the seat of a jet airliner, it will boost the activity of the right brain. The use of headphones increases the presence. In addition, it is said that white noise of jet sound leads to sleep induction, enhances concentration ability and improves study and work efficiency. Did you close the seat belt? Enjoy a pleasant air travel. 【Related Videos】 【Relaxing EEG】 5 hours of beautiful rain 【healing】    • Video   Focus, Relax, Sleep with White Noise Water Sounds | 10 Hours    • Rain on Deck with Ocean Waves | Focus, Rel...   Noise for Sleeping 3 Hours [SoftBrownNoise]    • 3H ​​[Official/Nemureru Noise©] Soft Brown...   [Natural sound] Sound of rain heard nearby (White noise reduces concentration, insomnia, stress improvement)    • Video   White noise Sleep deep, very relaxing    • ホワイトノイズ音の睡眠深く、非常にリラックス