2015
月February, Tax free shop registration (Head Office 1st floor, OTS Rent-a-Car Toyosaki Sales Office, OTS Members Lounge, Eco Co., Ltd.)
月March, 1st Okinawa Corporate Games held with 1,500 participants from Japan and overseas.
月March, OTS Nikko Travel Agency opened in Seoul after obtaining business license
月April, Sapporo branch relocated · Opened joint business with Hokkaido Tours Co.
月April, OTS Transport Co., Ltd. Established
月June, Tourism information centre "Ritou Marche" opened in Kokusai dori yatai mura
月July, Yokohama Branch opened (Relocated Shin-Yokohama Branch).
月August, 21 professional interpreter guide examination students with a professor from Fujian Province, China, arrived at Okinawa on invitation, support and co-hosting by OTS partners network.
月October, Inbound travel website "OneTwoSmile OTS HOTEL" opened
月December, OTS acquired naming rights to Choshi Electric Railway Inubozaki Station (nickname: "One Two Smile OTS Inubozaki Onsen Station")