By Select Ponds of America

The pond app built
for serious koi people.

Track your pond, catalogue your koi, plan for shows, and let AI keep everything running perfectly. The only platform designed by a Shinkokai judge, for koi collectors worldwide.

21
Koi varieties
100+
Shows tracked
AI
Powered
Features

Everything your koi
deserve to have.

From water chemistry to show planning — Koi Centric is the complete management platform for serious hobbyists and elite collectors.

💧
Water parameter tracking
Log pH, ammonia, nitrite, nitrate, KH, GH, dissolved oxygen, temperature and more. AI alerts you when something is off.
🐟
Koi catalogue
Full profiles for every koi — photos, variety, breeder, size history, awards, diet, and value for insurance purposes.
🔬
AI scrape analysis
Upload a photo or video of a gill or skin scrape. AI identifies parasites and recommends the correct Koi Pharma treatment.
🏆
Show planning
AI matches your koi to upcoming Shinkokai and ZNA shows by size class and variety. Pre-show diet adjustments included.
🎌
Azukari koi in Japan
Track koi held at Japanese breeders. AI matches them to All Japan shows and monitors their show eligibility.
📋
Insurance documentation
Generate a professional insurance summary PDF showing your full collection value, awards, and documentation for claims.
Pricing

Simple, transparent
plans for every collector.

Start with a 3-day free trial — no credit card required. Upgrade or cancel anytime.

Pond
Essential pond management
$25
per month
3-day free trial included
  • Pond specs & filtration tracking
  • Water parameter logging
  • AI water quality recommendations
  • Multiple pond support
  • Basic feeding schedule
  • Koi catalogue
  • Show planning
  • Scrape analysis
  • Insurance PDF

3-day free trial · Cancel anytime

Most Popular
Champion
For serious collectors
$35
per month
3-day free trial included
  • Everything in Pond
  • Full koi catalogue with photos
  • Growth tracking & AI predictions
  • Show planning — US & Japan
  • Azukari koi tracking
  • AI scrape analysis
  • Awards & prize history
  • Koi wish list
  • Insurance summary PDF
  • Memorial garden

3-day free trial · Cancel anytime

Community

Koi Keeper
of the Month

Recognized monthly for outstanding collection, pond management, and community involvement.

🐟
Robert Chen
San Jose, California
18
Koi
3
Show wins
6mo
Member
Champion Tier Show Winner 6-Month Streak Japan Azukari
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⏱ 3-day free trial — 2 days remaining
Main Pond
Quarantine
+ Add Pond
🤖 AI Insight
Your pH is slightly elevated at 8.1. Consider a 10% water change this week. Temperature is ideal for high-protein feeding. Your show season is 8 weeks away — time to switch to color-enhancing food.
💧 Water status
pH
8.1
Ammonia
0.0 ppm
Temperature
68°F
Dissolved O₂
8.4 mg/L
🍽 Today's feeding
7:00 AM — Hikari GrowthDone
12:00 PM — Wheat germDue
6:00 PM — Hikari GrowthScheduled
Main Pond
Quarantine
+ Add Pond
🏊 Pond specs
Volume8,500 gal
Depth5 ft
Fish load14 koi
AI fish loadOptimal
⚙️ Filtration system
FilterFiltreau Combi 50XL
PumpOase 220 — 6,000 GPH
UV55W Advantage
MediaK1, Bio balls, Foam
🧪 Water parameters
pH8.1Slightly high
Ammonia0.0 ppmIdeal
Nitrite0.0 ppmIdeal
Nitrate18 ppmGood
KH120 ppmIdeal
GH180 ppmIdeal
Dissolved O₂8.4 mg/LIdeal
Temperature68°FIdeal
Main pond — 14 koi
🐟
Hana
Kohaku
58cm · Female · Nisai
Show ready
🐟
Ryu
Showa
64cm · Male · Sansai
Show ready
🐟
Ginko
Ginrin Kohaku
52cm · Female · Nisai
Show ready
🐟
Tora
Sanke
49cm · Male · Nisai
Azukari — In Japan
🐟
Sakura
Kohaku · Kanno Farm
71cm · Female · Sansai
Japan
🔬 AI scrape analysis
📷
Upload photo or video of scrape
AI will identify parasites and recommend Koi Pharma treatments
💊 Medications on hand
💊
Potassium Permanganate
Parasite & bacterial
250g
💧
Salt — Non-iodized
Stress & gill treatment
5 lbs
💉
Fluke-M
Flukes & skin parasites
100ml
🌸 Memorial garden
Koi who have passed are remembered here forever.
Kiro — Shiro Utsuri
Kiro brought beauty and calm to your pond for three wonderful years. Every ripple they made is a memory that stays with you always. They were loved, and that love endures.
🤖 AI show planner
3 of your koi are eligible for upcoming shows. Switch Hana to color-enhancing food 8 weeks before the ZNA show for peak condition.
Upcoming US shows
July 12–13, 2026
ZNA SoCal International Koi Show
📍 Los Angeles, CA
Hana eligible — Kohaku 55-60bu
September 6–7, 2026
All-American Koi Show
📍 Las Vegas, NV
Ryu eligible — Showa 65-70bu
October 18–19, 2026
Shinkokai USA Regional
📍 Dallas, TX
Hana + Ginko eligible
Azukari — Japan shows
January 2027
All Japan Nishikigoi Show (Shinkokai)
📍 Tokyo, Japan
Sakura eligible — Kohaku 70-75bu
📋 Your wish list
Your wish list is shared with Select Ponds. Hunter will reach out when matching koi become available from Japan.
Wanted koi
🐟
Kohaku — Female
Breeder: Maruhiro · 65-75cm · Under $8,000
Timeline: Next Japan trip
🐟
Showa — Female
Breeder: Any · 60-70cm · Under $5,000
Timeline: Flexible
KoiCentric Admin
hunter.nieman@gmail.com
Admin
...
Total subscribers
...
Monthly revenue
...
Champion tier
...
Pond tier
🔔 Recent notifications
Robert Chen added a Kohaku wish — Maruhiro, 65cm+, under $8,000
2 hours ago
Sarah Kim registered — Champion tier trial started
5 hours ago
Mike Torres added a Showa wish — any breeder, 60-70cm, under $5,000
Yesterday
James Liu's koi "Dragon" won Size Champion — ZNA SoCal 2026
2 days ago
📋 Aggregated demand — koi wanted
Kohaku — Female
Maruhiro preferred · 60-75cm · Avg budget $7,200
12 users
Showa — Any sex
Any breeder · 55-70cm · Avg budget $4,800
8 users
Sanke — Female
Sakai preferred · 60-70cm · Avg budget $6,500
6 users
Chagoi — Any
Any breeder · 65cm+ · Avg budget $3,200
5 users
Tancho Kohaku — Female
Maruhiro or Kanno · 55-65cm · Avg budget $5,000
4 users
👥 All subscribers
RC
Robert Chen
San Jose, CA · 18 koi · 6 months
Champion
SK
Sarah Kim
Seattle, WA · 8 koi · Trial
Champion
MT
Mike Torres
Dallas, TX · 12 koi · 3 months
Pond
JL
James Liu
Los Angeles, CA · 22 koi · 1 year
Champion
🏆 Koi Keeper of the Month
AI selects based on activity score — logins, koi updates, water logs, show entries. You can override manually.
RC
Robert Chen
Activity score: 98 · 3 show wins · 18 koi
Champion
✓ AI Selected
Override — select manually:
JL
James Liu
Activity score: 91
SK
Sarah Kim
Activity score: 74