Hiromasa Arai

{{Short description|Japanese baseball player and coach}}

{{Infobox baseball biography

| name = Hiromasa Arai

| image = 新井宏昌20140727.jpg

| image_size = 250

| team =

| number =

| position = Outfielder / Coach

| birth_date = {{birth date|1952|4|26}}

| birth_place = Osaka, Osaka, Japan

| death_date =

| death_place =

| bats = Left

| throws = Right

| debutleague = NPB

| debutdate = July 25

| debutyear = 1975

| debutteam = Nankai Hawks

| finaldate = October 10

| finalyear = 1992

| finalteam = Kintetsu Buffaloes

| statleague = NPB

| statyear = 1992

| stat1label = Batting average

| stat1value = .291

| stat2label = Hits

| stat2value = 2038

| stat3label = Home runs

| stat3value = 88

| stat4label = Runs batted in

| stat4value = 680

| stat5label = Stolen base

| stat5value = 165

| teams =

As player

• Nankai Hawks ({{npby|1975}}–{{npby|1985}})
• Kintetsu Buffaloes ({{npby|1986}}–{{npby|1992}})

As coach

• Orix BlueWave ({{npby|1994}}–{{npby|2001}})
• Fukuoka Daiei Hawks ({{npby|2003}}–{{npby|2004}})
• Orix Buffaloes ({{npby|2005}}–{{npby|2006}}, {{npby|2010}}–{{npby|2012}})
• Fukuoka SoftBank Hawks ({{npby|2007}}–{{npby|2008}}, {{npby|2019}}–{{npby|2020}})
• Hiroshima Toyo Carp ({{npby|2013}}–{{npby|2015}})

| highlights =

| update =

}}

{{Nihongo|Hiromasa Arai|新井 宏昌|Arai Hiromasa|extra=born April 26, 1952}} is a Japanese former Nippon Professional Baseball outfielder.{{cite web |title=Hiromasa Arai |url=https://www.baseball-reference.com/register/player.fcgi?id=arai--000hir　|website=Baseball Reference |access-date=18 April 2020}}{{cite web|url=https://www.statscrew.com/minorbaseball/stats/p-e2ea8439|title=Hiromasa Arai|publisher=Stats Crew|access-date=25 January 2023}}