51bd Keno Bonus Number — How to Play, Win & Claim Keno Rewards in Bangladesh

What Is the 51bd Keno Bonus Number?

Keno at 51bd follows the classic 80-ball format — a game board numbered 1 through 80, from which 20 numbers are drawn at random each round. What sets 51bd's version apart is the Keno Bonus Number: a single specially designated ball selected from among the 20 drawn numbers at the end of each round.

The Bonus Number acts as a multiplier trigger. If one of the numbers you selected on your ticket matches the Bonus Number drawn, your payout for that matching spot is multiplied — typically between 2× and 10× depending on the active bonus tier. This is the core mechanic that Bangladesh players at 51bd watch most closely every round.

Unlike standard Keno where every matched number pays at the same flat rate, 51bd's Bonus Number system creates an extra layer of excitement on top of the base game. You can match four numbers on your ticket and walk away with a modest payout — or you can match three numbers including the Bonus Number and walk away with significantly more, even though you matched fewer spots overall.

Players in Dhaka, Sylhet, Khulna, and Rajshahi who fund their accounts with bKash or Nagad can join a Keno round at 51bd within seconds of depositing. Each round takes roughly 3–5 minutes from ticket selection through draw completion, making it one of the fastest-paced lottery-style games on the platform.

Bonus Number at a Glance

One bonus ball is designated per draw
Must be one of the 20 drawn numbers
Matching it multiplies your spot payout
Multiplier ranges from 2× to 10×
Applies per ticket — not per round globally
Visible on board highlighted in gold
Available on all Keno ticket types at 51bd

21+ Reminder

Keno at 51bd is strictly for players aged 21 and above. All deposits and gameplay require a verified 51bd account. Underage participation is prohibited.

Sample 51bd Keno Draw Board

This is an illustrative example of what a completed 51bd Keno round looks like. Red cells are drawn numbers. The gold cell is the Bonus Number for that round.

Not drawn Drawn number Bonus Number (this round: —)

How to Play Keno at 51bd

Getting started with Keno on 51bd is quick. Here's the full process from account funding to collecting your winnings.

1

Fund Your 51bd Account

Deposit using bKash, Nagad, Rocket, or Upay. Minimum Keno deposit is ৳100. Funds appear in your wallet instantly for mobile wallet methods.

2

Open the Keno Lobby

From the 51bd game lobby, select the Keno section. You will see live countdowns to the next draw alongside current round statistics and recent Bonus Numbers.

3

Choose Your Numbers (1–10 Spots)

Tap or click the numbers you want on the 1–80 board. You can pick between 1 and 10 spots per ticket. The more spots you pick, the higher the potential top prize — but matching all your picks gets harder.

4

Enable the Bonus Number Option

Before confirming your ticket, toggle the Bonus Number feature on. This adds a small premium to your ticket cost but unlocks the multiplier on any spot that matches the round's Bonus Ball.

5

Set Your Bet Amount and Confirm

Set your per-ticket wager (minimum ৳100, maximum ৳50,000 per ticket). Review the payout table shown on screen, then confirm your ticket before the draw closes.

6

Watch the Draw and Collect Winnings

The draw runs automatically. Numbers light up on your board in sequence. Winning amounts — including any Bonus Number multiplier — are credited to your 51bd wallet the moment the draw completes.

Understanding the Bonus Number Draw

The Bonus Number is not a separate ball pool — it is selected from the same 20 drawn numbers, then spotlighted as the multiplier ball for that round. Here is a worked example.

Example Round — 20 Numbers Drawn

3

7

12

15

19

23

27

31

36

41

44

49

53

57

61

66

70

74

78

23

Bonus Number this round: 23 — drawn from the 20 and designated as the multiplier ball.

Player A's Ticket (5 spots selected)

7

23

45

61

68

3 spots matched (7, 23, 61)
Matched number 23 = the Bonus Number → 5× multiplier applies to that spot's payout
Final payout = (base pay for 3/5) + (bonus spot 23 × 5) — significantly higher than a plain 3/5 match

Key insight: The Bonus Number is revealed last, after the 20 standard draws. The suspense of waiting to see whether your matched number is also the Bonus Number is what makes 51bd Keno particularly popular among players in Dhaka and Chittagong who enjoy lottery-style games.

51bd Keno Payout Table

Base payouts for each spot selection (1–10 picks), plus the Bonus Number multiplier applied when one of your matched spots is also the Bonus Ball. All payouts shown are per ৳100 wagered.

Spots Picked	Spots Matched	Base Payout (×)	With Bonus Number (×)	Example (৳100 bet)
1	1	3×	15×	৳300 → ৳1,500
2	2	10×	50×	৳1,000 → ৳5,000
3	2	1×	5×	৳100 → ৳500
3	3	26×	130×	৳2,600 → ৳13,000
4	2	1×	3×	৳100 → ৳300
4	3	4×	20×	৳400 → ৳2,000
4	4	72×	360×	৳7,200 → ৳36,000
5	3	2×	10×	৳200 → ৳1,000
5	4	11×	55×	৳1,100 → ৳5,500
5	5	420×	2,100×	৳42,000 → ৳210,000
8	5	4×	20×	৳400 → ৳2,000
8	6	35×	175×	৳3,500 → ৳17,500
8	8	10,000×	50,000×	৳1,000,000 → ৳5,000,000
10	5	2×	10×	৳200 → ৳1,000
10	7	50×	250×	৳5,000 → ৳25,000
10	10	100,000×	500,000×	৳10,000,000 → ৳50,000,000

Highlighted rows indicate full-match payouts. Actual payouts may vary by active promotion and bet size. Maximum payout per ticket is subject to the platform's standard limit. See Terms & Conditions for full details.

Tips for Playing Keno Bonus Number at 51bd

Keno is a game of chance — no strategy changes the odds of any specific number being drawn. But there are smart habits that help you manage your bankroll and get more from your Keno sessions.

Pick Fewer Spots for Consistent Returns

Tickets with 3–5 spots have a higher frequency of partial matches, meaning you win something more often. High spot-count tickets (8–10) offer life-changing jackpot multipliers but rarely hit full matches. Balance your sessions between the two for longevity.

Always Enable the Bonus Number Option

The small premium added to your ticket for activating the Bonus Number is almost always worth it. A single Bonus Number hit can turn a modest win into a payout 5–10× larger. At 51bd, the Bonus Number option is the single highest expected-value upgrade available on a Keno ticket.

Set a Session Budget Before You Start

Decide how much BDT you are comfortable spending in a single Keno session before you open the lobby. Keno rounds move fast — especially on 51bd where a new draw opens every few minutes. Setting a fixed deposit via bKash and treating it as your session budget is the simplest form of bankroll management.

Use the Multi-Round Ticket Feature

51bd allows you to apply the same set of picked numbers across multiple consecutive rounds in one go. This saves time and is useful if you have a preferred set of numbers — though remember that past draw results have zero influence on future draws. Each round is fully independent.

Stack Keno with Active Bonus Offers

During Eid, Pohela Boishakh, and BPL cricket season, 51bd often runs deposit match bonuses that apply across all game types including Keno. Depositing via bKash or Nagad during these windows gives you extra balance to extend your Keno sessions at no additional cost from your pocket.

Track Your Keno History

Your 51bd account dashboard stores a full transaction and game history. Reviewing your Keno history helps you see how often you hit partial matches versus full matches, and whether enabling the Bonus Number has been profitable across your sessions. Data-driven players in Bangladesh use this feature to adjust their spot selection strategies over time.

Keno Game Variants Available at 51bd

51bd offers multiple Keno formats, each with its own draw speed, ticket size, and Bonus Number mechanics. Here is what is available in the Keno lobby.

Speed Keno

Draw every 3 min

Fast-paced format. 20 numbers drawn from 80. Bonus Number revealed immediately after the 20th draw. Popular among players in Dhaka who prefer quick-fire sessions during lunch or evening breaks.

Classic Keno

Draw every 5 min

The standard 51bd Keno game. Full animated draw sequence with commentary. Bonus Number is drawn from the final 5 of the 20 selected balls, adding extra suspense to the tail end of every round.

Power Keno

Jackpot variant

Higher base bet minimum (৳500), but the Bonus Number multiplier is fixed at 10× regardless of the number of spots. If you hit a full 8/8 or 10/10 match with Bonus, payouts can reach into the millions of BDT.

Live Keno Lounge

Live hosted draws

A human host draws balls from a physical cage on a live video stream. The Bonus Number is announced verbally by the host. Adds a social dimension familiar to players who enjoy live casino environments over purely RNG-based draws.

Responsible Gaming — Please Read

Keno is a game of chance. The Bonus Number adds excitement but does not change the fundamental nature of the game — outcomes are random and cannot be predicted or influenced. Every player should treat Keno as entertainment, not a reliable source of income.

51bd is strictly for players aged 21 and above. Underage gambling is prohibited.
Never bet more than you can comfortably afford to lose in a single session.
Do not chase losses — if a session is going badly, take a break and return another day.
Use 51bd's built-in deposit limit and session time tools to keep your play within healthy boundaries.
If gambling stops being fun and starts feeling compulsive, reach out for support immediately.

For full responsible gaming guidance, visit the Responsible Gaming page.

Funding Your Keno Account with Local Payment Methods

One of the reasons 51bd Keno is so popular across Bangladesh is how easy it is to deposit and get into a game. Every major Bangladeshi mobile wallet and bank transfer option is supported, with instant processing so you are never waiting to join the next draw.

Players from Khulna to Mymensingh, from Cox's Bazar to Rangpur, fund their Keno sessions the same way — open the 51bd deposit page, select their preferred method, enter an amount, and confirm the payment in their wallet app. The balance appears in their 51bd account within seconds for bKash, Nagad, and Rocket.

Bank transfers via Dutch-Bangla Bank, BRAC Bank, or City Bank typically take 15–30 minutes during business hours. For the fastest Keno experience when a draw is about to open, stick to mobile wallets.

📱

bKash

Instant deposit
Min: ৳100
Max: ৳50,000/txn
Zero 51bd fee

📲

Nagad

Instant deposit
Min: ৳100
Max: ৳50,000/txn
Zero 51bd fee

🚀

Rocket

Instant deposit
Min: ৳100
Max: ৳25,000/txn
Zero 51bd fee

🏦

Bank Transfer

15–30 min processing
Min: ৳500
Max: ৳500,000/txn
DBBL, BRAC, City Bank

Keno Bonus Number FAQs

The most common questions Bangladesh players ask about 51bd Keno Bonus Numbers, draws, payouts, and account management.

Can the same number be the Bonus Number in back-to-back rounds?

Yes. Each Keno round at 51bd is entirely independent. The 20 drawn numbers and the Bonus Number are determined by a certified random number generator (RNG) at the start of each new round, with no memory of previous rounds. The same number appearing as the Bonus Ball in consecutive draws is statistically uncommon but perfectly possible and not indicative of any system error.

Is the Bonus Number feature available on all ticket types?

The Bonus Number option is available on Classic Keno, Speed Keno, and Power Keno tickets at 51bd. It must be enabled manually before you confirm your ticket. In Power Keno, the Bonus Number is permanently active on all tickets — you cannot opt out — and the multiplier is fixed at 10×. In Classic and Speed Keno, enabling the Bonus Number adds a small percentage to your ticket cost.

What happens if I pick 10 numbers and the Bonus Number matches one I did NOT pick?

Nothing additional happens in that case. The Bonus Number multiplier only applies when the Bonus Ball is a number that both (a) was drawn in the round's 20 numbers AND (b) appears on your ticket as one of your chosen spots. If the Bonus Number was drawn but you did not select it on your ticket, you simply do not receive the multiplier — your payout is based on the standard match count only.

How quickly are Keno winnings credited to my 51bd wallet?

Keno winnings at 51bd are credited to your account wallet automatically the moment the draw result is confirmed — typically within 2–3 seconds of the final ball being drawn. There is no manual approval step for standard Keno payouts. You can then use those winnings to enter the next round immediately, or initiate a withdrawal to bKash, Nagad, or your bank account.

Is there a maximum payout cap on Keno Bonus Number wins?

Yes. 51bd applies a per-round maximum payout cap across all Keno variants. For standard Keno tickets, the cap is ৳10,000,000 per round per player. Power Keno has a separate higher cap. If your calculated payout including the Bonus Number multiplier exceeds the cap, you receive the cap amount. This information is displayed on the ticket confirmation screen before you submit your entry.

Can I play multiple Keno tickets in the same round?

Yes, 51bd allows up to 10 separate Keno tickets per round per account. Each ticket can have a different number selection, a different spot count, and a different wager amount. Each ticket is evaluated independently for payout purposes. Running multiple tickets with varied spot counts is a common strategy among experienced players in Bangladesh, as it spreads exposure across different probability tiers within the same draw.

Does using bKash to deposit affect my Keno bonus eligibility?

No. Your choice of deposit method — whether bKash, Nagad, Rocket, Upay, or bank transfer — does not affect your eligibility for Keno bonuses or the Bonus Number feature. All deposit methods are treated equally on the 51bd platform. Promotions that apply to Keno are triggered by deposit amount or game activity, not by which payment channel you used.

Is 51bd Keno available on mobile in Bangladesh?

Yes. The full 51bd Keno lobby, including all variants with the Bonus Number feature, is fully accessible via the mobile browser on Android and iOS devices. The interface is optimised for touch screens — tapping numbers on the Keno board, enabling the Bonus Number toggle, and confirming tickets all work smoothly on smartphones. Players across Bangladesh, including in areas with slower 4G connections, can play Keno without significant load issues due to the lightweight game design.

51bd Keno Bonus Number — Your Complete Guide to Winning Big in Bangladesh