|1955||Original Shadai farn was established by Zenya Yoshida at Chiba, near Tokyo.|
|1961||Guersant(FR), a winner of French 2000 guineas, landed on Japan.|
|1965||Shadai Stallion Station was established at the current location.|
|1969||Guersant(FR) achieved a leading sire.|
Northern Taste(CAN) running at France joined Shadai Stallion Station's line-up.
|1980||Prix Jacques le Marois winner Dictus(FR) stood at Shadai Stallion Station.|
|1982||Northern Taste(CAN) went on to be the eleven-time JRA leading sire.|
Real Shadai(USA) running at France and America joined Shadai Stallion Station's roster.
67th Prix de l'Arc de Triomphe winner Tony Bin(IRE) arrived.
Sunday Silence(USA), American Horse of the Year and Champion 3yo Colt in 1989, came into Shadai Stallion Station.
|1993||Real Shadai(USA) ahieved a leading sire.|
|1994||Tony Bin(IRE) achieved a leading sire.|
|1995||Sunday Silence(USA) went on to be the thirteen-time JRA leading sire. It is an unbroken record.|
|2008||Agnes Tachyon, a classic winner of Satsuki Sho(Japanese 2000 guineas), claimed the title of a leading sire.|
|2009||Manhattan Cafe, a winner of three-time Group 1, achieved a leading sire.|
|2010||King Kamehameha, a Japanese Derby winner in record time at that time, was crowned a leading sire for 2 years in a row.|
|2012||Deep Impact, seven-time Group 1 including triple crown races, has been Champion leading sire for 8 years since 2012.|