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    Masako Ishikawa

    Masako Ishikawa

    JP Japan

    Performance Profile

    Athlete Performance Hub

    Participation and performance history of Masako Ishikawa.

    Results shown here represent performances from events registered on Freedive Central and are not official.

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    Career Statistics

    Competitions 32
    Disciplines 5
    Podiums 🏆 38
    Records ⚡ 0
    Medal Standings
    Discipline 🥇 🥈 🥉 Total
    DYN 3 4 7 14
    STA 2 2 3 7
    DNF 0 2 4 6
    FIM 1 1 0 2
    CWT 0 0 0 0
    Overall 2 1 6 9
    Total 8 10 20 38

    Clean Dive Rate

    93% White Card
    93% White Card Rate
    Highly Consistent Diver ⚡
    White
    52
    Yellow
    1
    Red
    0

    Showcase Card Athlete Showcase Card: OVR: Overall Rating (50-99) based on the average points of your top 3 personal bests. ALL/DEP/POL: Archetype class (All-Rounder, Depth, or Pool Specialist). Disciplines: Your absolute best personal performances (PBs). CDR: Clean Dive Rate (% of White Cards/clean dives).

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    ✉️ Missing Events?

    Are some events missing? If you have complete results from events where Masako Ishikawa participated that are not yet on Freedive Central, we would be glad to import them.

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    JP Athletes from Japan
    Country benchmark

    Masako Ishikawa vs. Japan

    Personal bests compared with the best eligible marks registered on Freedive Central.

    Women
    0 Country-leading marks 4 Disciplines
    Dynamic with Fins Personal best
    Athlete PB 137 m
    Japan best
    Details
    Country best archived in 2026 by Hanako Hirose at Haajin Cup 2026
    270 m
    Progress to country best 50.7%
    Free Immersion Personal best
    Athlete PB 25 m
    Japan best
    Details
    Country best archived in 2018 by Sayuri Kinoshita at Vertical Blue
    97 m
    Progress to country best 25.8%
    World benchmark

    PB vs. World Record

    Personal bests measured against the current world-record benchmarks.

    Women
    4 Disciplines World reference
    Dynamic with Fins Competitor
    Athlete PB 137 m
    World record 300 m
    163 m to the world record 45.7%
    Static Apnea Advanced
    Athlete PB 05:05
    World record 09:39
    4:34 to the world record 52.7%
    Dynamic without Fins Competitor
    Athlete PB 100 m
    World record 222 m
    122 m to the world record 45%
    Free Immersion Competitor
    Athlete PB 25 m
    World record 107 m
    82 m to the world record 23.4%
    Benchmark Analytics

    Performance Radar

    Multi-discipline benchmark profile of Masako Ishikawa compared against Japan National Bests and World Records (100%).

    4 Registered Disciplines
    Loading performance radar...
    💡 Click legend items to toggle datasets · Hover or tap vertices for exact values and benchmark gaps.
    World Benchmark Index
    41.7% Competitor
    Average proximity to current world records across active disciplines.
    National Leadership 0 / 4 National-leading marks registered for Japan.
    Strongest Discipline STA 05:05 · 52.7% of WR
    Multi-Discipline Analytics

    Multi-discipline profile competing across 4 disciplines with a 41.7% world proximity score.

    Filter Performance History:

    DYN Dynamic with Fins JP View Japan DYN Results →

    🏆
    Personal Best 137 m
    🎯
    Clean Dive Rate 96%
    🌊
    Recorded Dives 23
    📈
    Career Gain +27 m
    Timeline Navigator (23 dives) Years Jul 2005 – Dec 2023
    Jul 2005 Drag handles to adjust time range Dec 2023
    Pos AP RP Pen Pts Competition Date Day Card Remarks
    3 73 m 125 m - 63 28th AIDA TrueNorth Freediving Pool Official Competition Dec 17, 2023 D1
    4 70 m 132 m - 66 AIDA Free Diving Official Recording -Limited Dynamic Apnea- Feb 11, 2020 D1
    2 70 m 115 m - 58 AIDA Freediving Indoor Cup in Suzuka 2019 Nov 30, 2019 D1
    4 70 m 108 m - 54 Tusa Sport Cup Freediving 2017 Jan 22, 2017 D1
    -
    7 1 m 104 m - 52 Freediving indoor cup in Tatsumi Jun 5, 2016 D1
    10 75 m 117 m - 59 Freediving Indoor Cup 2014 in Tateyama May 31, 2014 D1
    🏆 1 75 m 108 m - 54 Apnea Academy 2013.4 indoor competition Apr 14, 2013 D1
    5 75 m 110 m - 55 Freediving Indoor Cup 2013 in Tateyama -day of dynamic- Apr 7, 2013 D1
    3 75 m 113 m - 57 Apnea Academy 2011 indoor competition Nov 27, 2011 D1
    3 100 m 125 m - 63 Kyoto Grand Prix 2010 Dec 4, 2010 D1
    20 75 m 137 m - 69 5th AIDA Individual Pool World Championship 2009 Aug 21, 2009 D1
    2 100 m 129 m - 65 Okinawa Freediving Cup 2009 Jul 19, 2009 D1
    3 80 m 109 m - 55 BarracudaCup2008 Dec 6, 2008 D1
    3 50 m 109 m - 55 Okinawa Freediving Cup 2008 Jun 28, 2008 D1
    3 80 m 126 m - 53 Freediving Indoor Cup 2008 in Tateyama May 24, 2008 D1
    PEN
    🏆 1 75 m 124 m - 62 Kansai Freediving Indoor Cup 2007 Dec 16, 2007 D1
    16 70 m 118 m - 59 AIDA Pool World Championships with Finals Jul 4, 2007 D1
    🏆 1 70 m 116 m - 58 Indoor Cup Tateyama 2007 May 13, 2007 D1
    2 70 m 100 m - 50 Indoor Cup Okinawa 2007 Mar 16, 2007 D1
    2 50 m 100 m - 50 Tateyama Freediving Indoor Cup 2006 Sep 9, 2006 D1
    14 60 m 111 m - 56 1st AIDA Individual Pool World Freediving Championship Aug 27, 2005 D1
    21 60 m 111 m - 56 1st AIDA Individual Pool World Freediving Championship Aug 27, 2005 D1
    3 4 m 110 m - 55 3rd Japanese Freediving Championship 2005 Jul 3, 2005 D1
    3 Dec 17, 2023
    White Card
    28th AIDA TrueNorth Freediving Pool Official Competition
    Announced (AP) 73 m
    Realized (RP) 125 m
    Points 63 pts
    4 Feb 11, 2020
    White Card
    AIDA Free Diving Official Recording -Limited Dynamic Apnea-
    Announced (AP) 70 m
    Realized (RP) 132 m
    Points 66 pts
    2 Nov 30, 2019
    White Card
    AIDA Freediving Indoor Cup in Suzuka 2019
    Announced (AP) 70 m
    Realized (RP) 115 m
    Points 58 pts
    4 Jan 22, 2017
    White Card
    Tusa Sport Cup Freediving 2017
    Announced (AP) 70 m
    Realized (RP) 108 m
    Points 54 pts
    -
    7 Jun 5, 2016
    White Card
    Freediving indoor cup in Tatsumi
    Announced (AP) 1 m
    Realized (RP) 104 m
    Points 52 pts
    10 May 31, 2014
    White Card
    Freediving Indoor Cup 2014 in Tateyama
    Announced (AP) 75 m
    Realized (RP) 117 m
    Points 59 pts
    🏆 1 Apr 14, 2013
    White Card
    Apnea Academy 2013.4 indoor competition
    Announced (AP) 75 m
    Realized (RP) 108 m
    Points 54 pts
    5 Apr 7, 2013
    White Card
    Freediving Indoor Cup 2013 in Tateyama -day of dynamic-
    Announced (AP) 75 m
    Realized (RP) 110 m
    Points 55 pts
    3 Nov 27, 2011
    White Card
    Apnea Academy 2011 indoor competition
    Announced (AP) 75 m
    Realized (RP) 113 m
    Points 57 pts
    3 Dec 4, 2010
    White Card
    Kyoto Grand Prix 2010
    Announced (AP) 100 m
    Realized (RP) 125 m
    Points 63 pts
    20 Aug 21, 2009
    White Card
    5th AIDA Individual Pool World Championship 2009
    Announced (AP) 75 m
    Realized (RP) 137 m
    Points 69 pts
    2 Jul 19, 2009
    White Card
    Okinawa Freediving Cup 2009
    Announced (AP) 100 m
    Realized (RP) 129 m
    Points 65 pts
    3 Dec 6, 2008
    White Card
    BarracudaCup2008
    Announced (AP) 80 m
    Realized (RP) 109 m
    Points 55 pts
    3 Jun 28, 2008
    White Card
    Okinawa Freediving Cup 2008
    Announced (AP) 50 m
    Realized (RP) 109 m
    Points 55 pts
    3 May 24, 2008
    Yellow Card
    Freediving Indoor Cup 2008 in Tateyama
    Announced (AP) 80 m
    Realized (RP) 126 m
    Points 53 pts
    PEN
    🏆 1 Dec 16, 2007
    White Card
    Kansai Freediving Indoor Cup 2007
    Announced (AP) 75 m
    Realized (RP) 124 m
    Points 62 pts
    16 Jul 4, 2007
    White Card
    AIDA Pool World Championships with Finals
    Announced (AP) 70 m
    Realized (RP) 118 m
    Points 59 pts
    🏆 1 May 13, 2007
    White Card
    Indoor Cup Tateyama 2007
    Announced (AP) 70 m
    Realized (RP) 116 m
    Points 58 pts
    2 Mar 16, 2007
    White Card
    Indoor Cup Okinawa 2007
    Announced (AP) 70 m
    Realized (RP) 100 m
    Points 50 pts
    2 Sep 9, 2006
    White Card
    Tateyama Freediving Indoor Cup 2006
    Announced (AP) 50 m
    Realized (RP) 100 m
    Points 50 pts
    14 Aug 27, 2005
    White Card
    1st AIDA Individual Pool World Freediving Championship
    Announced (AP) 60 m
    Realized (RP) 111 m
    Points 56 pts
    21 Aug 27, 2005
    White Card
    1st AIDA Individual Pool World Freediving Championship
    Announced (AP) 60 m
    Realized (RP) 111 m
    Points 56 pts
    3 Jul 3, 2005
    White Card
    3rd Japanese Freediving Championship 2005
    Announced (AP) 4 m
    Realized (RP) 110 m
    Points 55 pts

    STA Static Apnea JP View Japan STA Results →

    🏆
    Personal Best 05:05
    🎯
    Clean Dive Rate 100%
    🌊
    Recorded Dives 17
    📈
    Career Gain +0:39
    Timeline Navigator (17 dives) Years Sep 2006 – Dec 2023
    Sep 2006 Drag handles to adjust time range Dec 2023
    Pos AP RP Pen Pts Competition Date Day Card Remarks
    11 02:30 04:14 - 51 28th AIDA TrueNorth Freediving Pool Official Competition Dec 17, 2023 D1
    4 03:00 04:38 - 56 Tusa Sport Cup Freediving 2017 Jan 22, 2017 D1
    -
    7 00:01 04:41 - 56 Freediving indoor cup in Tatsumi Jun 5, 2016 D1
    6 02:00 04:55 - 59 2015 True North Freediving Indoorcup in Tatsumi3 with team Apr 25, 2015 D1
    6 03:00 04:44 - 57 Freediving Indoor Cup 2014 in Tateyama May 31, 2014 D1
    5 03:30 04:56 - 59 True North Double Challenge vol.4 May 18, 2013 D1
    🏆 1 03:30 04:26 - 53 Apnea Academy 2013.4 indoor competition Apr 14, 2013 D1
    9 03:30 04:24 - 53 Freediving Indoor Cup 2013 in Tateyama -day of static- Apr 6, 2013 D1
    3 04:00 04:55 - 59 Kyoto Grand Prix 2010 Dec 4, 2010 D1
    2 03:30 04:55 - 59 Okinawa Freediving Cup 2009 Jul 19, 2009 D1
    4 03:30 05:05 - 61 Indoor Cup Tateyama 2009 May 23, 2009 D1
    3 03:30 04:24 - 53 BarracudaCup2008 Dec 6, 2008 D1
    2 01:00 04:48 - 58 Okinawa Freediving Cup 2008 Jun 28, 2008 D1
    4 03:00 05:00 - 60 Freediving Indoor Cup 2008 in Tateyama May 24, 2008 D1
    21 00:01 04:09 - 50 AIDA Pool World Championships with Finals Jul 4, 2007 D1
    🏆 1 03:00 04:05 - 49 Indoor Cup Tateyama 2007 May 13, 2007 D1
    3 03:00 04:26 - 53 Tateyama Freediving Indoor Cup 2006 Sep 9, 2006 D1
    11 Dec 17, 2023
    White Card
    28th AIDA TrueNorth Freediving Pool Official Competition
    Announced (AP) 02:30
    Realized (RP) 04:14
    Points 51 pts
    4 Jan 22, 2017
    White Card
    Tusa Sport Cup Freediving 2017
    Announced (AP) 03:00
    Realized (RP) 04:38
    Points 56 pts
    -
    7 Jun 5, 2016
    White Card
    Freediving indoor cup in Tatsumi
    Announced (AP) 00:01
    Realized (RP) 04:41
    Points 56 pts
    6 Apr 25, 2015
    White Card
    2015 True North Freediving Indoorcup in Tatsumi3 with team
    Announced (AP) 02:00
    Realized (RP) 04:55
    Points 59 pts
    6 May 31, 2014
    White Card
    Freediving Indoor Cup 2014 in Tateyama
    Announced (AP) 03:00
    Realized (RP) 04:44
    Points 57 pts
    5 May 18, 2013
    White Card
    True North Double Challenge vol.4
    Announced (AP) 03:30
    Realized (RP) 04:56
    Points 59 pts
    🏆 1 Apr 14, 2013
    White Card
    Apnea Academy 2013.4 indoor competition
    Announced (AP) 03:30
    Realized (RP) 04:26
    Points 53 pts
    9 Apr 6, 2013
    White Card
    Freediving Indoor Cup 2013 in Tateyama -day of static-
    Announced (AP) 03:30
    Realized (RP) 04:24
    Points 53 pts
    3 Dec 4, 2010
    White Card
    Kyoto Grand Prix 2010
    Announced (AP) 04:00
    Realized (RP) 04:55
    Points 59 pts
    2 Jul 19, 2009
    White Card
    Okinawa Freediving Cup 2009
    Announced (AP) 03:30
    Realized (RP) 04:55
    Points 59 pts
    4 May 23, 2009
    White Card
    Indoor Cup Tateyama 2009
    Announced (AP) 03:30
    Realized (RP) 05:05
    Points 61 pts
    3 Dec 6, 2008
    White Card
    BarracudaCup2008
    Announced (AP) 03:30
    Realized (RP) 04:24
    Points 53 pts
    2 Jun 28, 2008
    White Card
    Okinawa Freediving Cup 2008
    Announced (AP) 01:00
    Realized (RP) 04:48
    Points 58 pts
    4 May 24, 2008
    White Card
    Freediving Indoor Cup 2008 in Tateyama
    Announced (AP) 03:00
    Realized (RP) 05:00
    Points 60 pts
    21 Jul 4, 2007
    White Card
    AIDA Pool World Championships with Finals
    Announced (AP) 00:01
    Realized (RP) 04:09
    Points 50 pts
    🏆 1 May 13, 2007
    White Card
    Indoor Cup Tateyama 2007
    Announced (AP) 03:00
    Realized (RP) 04:05
    Points 49 pts
    3 Sep 9, 2006
    White Card
    Tateyama Freediving Indoor Cup 2006
    Announced (AP) 03:00
    Realized (RP) 04:26
    Points 53 pts

    DNF Dynamic without Fins JP View Japan DNF Results →

    🏆
    Personal Best 100 m
    🎯
    Clean Dive Rate 100%
    🌊
    Recorded Dives 11
    📈
    Career Gain +39 m
    Timeline Navigator (11 dives) Years May 2007 – Apr 2015
    May 2007 Drag handles to adjust time range Apr 2015
    Pos AP RP Pen Pts Competition Date Day Card Remarks
    3 30 m 80 m - 40 2015 True North Freediving Indoorcup in Tatsumi3 with team Apr 25, 2015 D1
    9 50 m 79 m - 40 Freediving Indoor Cup 2014 in Tateyama May 31, 2014 D1
    31 55 m 92 m - 46 Individual AIDA pool World Championships Jun 21, 2013 D1
    3 50 m 86 m - 43 True North Double Challenge vol.4 May 18, 2013 D1
    4 60 m 85 m - 43 Freediving Indoor Cup 2013 in Tateyama -day of dynamic- Apr 7, 2013 D1
    3 50 m 100 m - 50 Freediving Indoor Cup 2012 in Tateyama -day of dynamic- May 20, 2012 D1
    2 50 m 81 m - 41 Kyoto Grand Prix 2010 Dec 4, 2010 D1
    6 50 m 79 m - 40 Indoor Cup Tateyama 2009 May 23, 2009 D1
    8 0 m 0 m - 0 BarracudaCup2008 Dec 6, 2008 D1
    3 50 m 75 m - 38 Freediving Indoor Cup 2008 in Tateyama May 24, 2008 D1
    2 25 m 61 m - 31 Indoor Cup Tateyama 2007 May 13, 2007 D1
    3 Apr 25, 2015
    White Card
    2015 True North Freediving Indoorcup in Tatsumi3 with team
    Announced (AP) 30 m
    Realized (RP) 80 m
    Points 40 pts
    9 May 31, 2014
    White Card
    Freediving Indoor Cup 2014 in Tateyama
    Announced (AP) 50 m
    Realized (RP) 79 m
    Points 40 pts
    31 Jun 21, 2013
    White Card
    Individual AIDA pool World Championships
    Announced (AP) 55 m
    Realized (RP) 92 m
    Points 46 pts
    3 May 18, 2013
    White Card
    True North Double Challenge vol.4
    Announced (AP) 50 m
    Realized (RP) 86 m
    Points 43 pts
    4 Apr 7, 2013
    White Card
    Freediving Indoor Cup 2013 in Tateyama -day of dynamic-
    Announced (AP) 60 m
    Realized (RP) 85 m
    Points 43 pts
    3 May 20, 2012
    White Card
    Freediving Indoor Cup 2012 in Tateyama -day of dynamic-
    Announced (AP) 50 m
    Realized (RP) 100 m
    Points 50 pts
    2 Dec 4, 2010
    White Card
    Kyoto Grand Prix 2010
    Announced (AP) 50 m
    Realized (RP) 81 m
    Points 41 pts
    6 May 23, 2009
    White Card
    Indoor Cup Tateyama 2009
    Announced (AP) 50 m
    Realized (RP) 79 m
    Points 40 pts
    8 Dec 6, 2008
    White Card
    BarracudaCup2008
    Announced (AP) 0 m
    Realized (RP) 0 m
    Points 0 pts
    3 May 24, 2008
    White Card
    Freediving Indoor Cup 2008 in Tateyama
    Announced (AP) 50 m
    Realized (RP) 75 m
    Points 38 pts
    2 May 13, 2007
    White Card
    Indoor Cup Tateyama 2007
    Announced (AP) 25 m
    Realized (RP) 61 m
    Points 31 pts

    FIM Free Immersion JP View Japan FIM Results →

    🏆
    Personal Best 25 m
    🎯
    Clean Dive Rate 100%
    🌊
    Recorded Dives 3
    📈
    Career Gain +15 m
    Timeline Navigator (3 dives) Years Aug 2007 – Oct 2012
    Aug 2007 Drag handles to adjust time range Oct 2012
    Pos AP RP Pen Pts Competition Date Day Card Remarks
    🏆 1 25 m 25 m - 25 Manazuru freediving classic 2012 Oct 20, 2012 D1
    2 15 m 15 m - 15 10th Manazuru Freediving Classic Oct 12, 2008 D1
    6 10 m 10 m - 10 Deep Water Cup Okinawa 2007 Aug 4, 2007 D1
    🏆 1 Oct 20, 2012
    White Card
    Manazuru freediving classic 2012
    Announced (AP) 25 m
    Realized (RP) 25 m
    Points 25 pts
    2 Oct 12, 2008
    White Card
    10th Manazuru Freediving Classic
    Announced (AP) 15 m
    Realized (RP) 15 m
    Points 15 pts
    6 Aug 4, 2007
    White Card
    Deep Water Cup Okinawa 2007
    Announced (AP) 10 m
    Realized (RP) 10 m
    Points 10 pts

    CWT Constant Weight JP View Japan CWT Results →

    🏆
    Personal Best —
    🎯
    Clean Dive Rate 100%
    🌊
    Recorded Dives 2
    📈
    Career Gain 0 m
    Timeline Navigator (2 dives) Years Jun 2008 – Oct 2008
    Jun 2008 Drag handles to adjust time range Oct 2008
    Pos AP RP Pen Pts Competition Date Day Card Remarks
    3 0 m 0 m - 0 10th Manazuru Freediving Classic Oct 12, 2008 D1
    5 0 m 0 m - 0 Okinawa Freediving Cup 2008 Jun 28, 2008 D1
    3 Oct 12, 2008
    White Card
    10th Manazuru Freediving Classic
    Announced (AP) 0 m
    Realized (RP) 0 m
    Points 0 pts
    5 Jun 28, 2008
    White Card
    Okinawa Freediving Cup 2008
    Announced (AP) 0 m
    Realized (RP) 0 m
    Points 0 pts