September 24 vs Yakult at Nagoya Dome – Hirata played in the 1,000th game of his career and became the 495th player in NPB history to reach the milestone.
November 29 – Hirata has three dreams: buy a house (completed in 2016), buy a Rolls Royce (purchased a Ghost Black Badge in 2018), finish with a successful career in baseball.
Source: Sports Hochi 11/29/2018
October 20 – Hirata is planning to test two kinds of bats during the off-season: he ordered a white ash bat and a maple bat from SSK.
Source: Daily Sports 10/20/2018
October 22 – Hirata tried using the bats and found that the white ash bats felt similar to the Japanese ash bats he used and the maple bats felt hard and hurt his hands.
Source: Sports Hochi 10/22/2018
December 6 – Hirata currently weighs ninety-seven kilograms. He is trying to decide whether to drop his weight to ninety-four kilograms as usual, or to ninety kilograms out of consideration for right knee (right injury in June). Source: Sanspo 12/6/2017, Tokyo Sports 12/6/2017
December 12 – Hirata wants his listed weight changed from ninety-four kilograms to eighty-seven kilograms. He was between ninety-two and ninety-four in 2017 and between eighty-six and eighty-eight this year. Source: Sanspo 12/12/2018
January 24 – Hirata told reporters that he managed to drop his weight from ninety-four to ninety kilograms. He also told reporters that he wanted to drop about two more kilograms during spring camp and ideally start the season between eighty-six and eighty-eight kilograms. Source: Nikkan Sports 1/24/2019