<PAGE>
TOYOTA MOTOR CREDIT CORPORATION
Servicer's Certificate - Toyota Auto Lease Trust 1998-B
Distribution Date of May 25, 2000 for the Collection Period of April 1, 2000
through April 30, 2000
<TABLE>
<CAPTION>
POOL DATA - ORIGINAL DEAL PARAMETERS
------------------------------------
<S> <C>
Aggregate Net Investment Value (ANIV) 1,099,937,045.30
Discounted Principal Balance 1,099,937,045.30
Servicer Advance 2,144,779.34
Servicer Payahead 3,039,194.68
Number of Contracts 49,144
Weighted Average Lease Rate 7.74%
Weighted Average Remaining Term 38.7
Servicing Fee Percentage 1.00%
POOL DATA - CURRENT MONTH
-------------------------
Aggregate Net Investment Value 894,578,341.40
Discounted Principal Balance 892,231,349.19
Servicer Advances 3,444,947.95
Servicer Pay Ahead Balance 2,569,239.52
Maturity Advances Outstanding -
Number of Current Contracts 48,802
Weighted Average Lease Rate 7.54%
Weighted Average Remaining Term 12.6
</TABLE>
<TABLE>
<CAPTION>
RESERVE FUND:
<S> <C> <C> <C>
Initial Deposit Amount 41,247,639.20
Specified Reserve Fund Percentage 9.630%
Specified Reserve Fund Amount 105,923,937.46
Class A Class B Total
Amount Amount Amount
------- ------- -------
Beginning Balance 59,423,467.49 1,073,070.00 60,496,537.49
Withdrawal Amount - - -
Cash Capital Contribution 37,000,000.00 37,000,000.00
Transferor Excess 1,174,695.90 1,174,695.90
------------------------------------------------------
Reserve Fund Balance Prior to
Release 97,598,163.39 1,073,070.00 98,671,233.39
Specified Reserve Fund
Balance 104,850,867.46 1,073,070.00 105,923,937.46
------------------------------------------------------
Release to Transferor - - -
Ending Reserve Fund Balance 97,598,163.39 1,073,070.00 98,671,233.39
Prior Cumulative Withdrawal Amount - - -
Cumulative Withdrawal Amount - - -
</TABLE>
<TABLE>
<CAPTION>
VEHICLES
LIQUIDATION OF CHARGE-OFFS AND REPOSSESSIONS: --------
<S> <C> <C>
Liquidated Contracts 148
---
Discounted Principal Balance 2,694,712.41
Net Liquidation Proceeds (2,350,521.79)
Recoveries - Previously Liquidated Contracts (26,688.98)
---------------------
Aggregate Credit Losses for the Collection Period 317,501.64
=====================
Cumulative Credit Losses for all Periods 8,145,060.14
=====================
Repossessed in Current Period 51
--
RATIO OF NET CREDIT LOSSES TO THE AVERAGE POOL BALANCE Annualized Average
FOR EACH COLLECTION PERIOD: Charge-Off Rate
Second Preceding Collection Period 0.53%
First Preceding Collection Period 0.56%
Current Collection Period 0.42%
--------------------------------------------------------------------------------------
CONDITION (I)I (CHARGE-OFF RATE)
Three Month Average 0.50%
Charge-off Rate Indicator ( > 1.25%) CONDITION NOT MET
</TABLE>
<TABLE>
<CAPTION>
DELINQUENT CONTRACTS: Percent Accounts Percent ANIV
------- -------- ------- ----
<S> <C> <C> <C> <C>
31-60 Days Delinquent 1.34% 656 1.24% 11,053,311.58
61-90 Days Delinquent 0.12% 59 0.11% 961,625.43
Over 90 Days Delinquent 0.03% 17 0.04% 317,882.20
--------------------- -----------------------
Total Delinquencies 732 12,332,819.21
===================== =======================
RATIO OF NUMBER OF CONTRACTS DELINQUENT 60 DAYS
OR MORE TO THE OUTSTANDING NUMBER OF RECEIVABLES
AS OF EACH COLLECTION PERIOD (INCLUDES REPOSSESSIONS):
Second Preceding Collection Period 0.13%
First Preceding Collection Period 0.10%
Current Collection Period 0.16%
----------------------------------------------------------------------------------------------------------------------------
CONDITION (II) (DELINQUENCY PERCENTAGE)
Three Month Average 0.13%
Delinquency Percentage Indicator ( > 1.25%) CONDITION NOT MET
</TABLE>
<TABLE>
<CAPTION>
RESIDUAL VALUE (GAIN) LOSS: VEHICLES
--------
<S> <C> <C> <C> <C> <C>
Matured Lease Vehicle Inventory Sold 172 2,673,627.08
---
Net Liquidation Proceeds (2,531,804.37)
-----------------
Net Residual Value (Gain) Loss 141,822.71
=================
Cumulative Residual Value (Gain) Loss all periods 2,157,346.94
=================
Average Average
Number Scheduled Sale Net Liquidation Residual
MATURED VEHICLES SOLD FOR Sold Maturities Ratio Proceeds Value
EACH COLLECTION PERIOD: ---- ---------- ----- -------- -----
Second Preceding Collection Period 252 527 47.82% 12,966.02 14,409.53
First Preceding Collection Period 192 376 51.06% 13,300.03 14,471.95
Current Collection Period 172 283 60.78% 14,719.79 15,693.94
Three Month Average 13,559.82 14,787.62
-----------------
Ratio of Three Month Average Net Liquidation Proceeds to Average Residual Value 91.70%
-----------------------------------------------------------------------------------------------------------------------------------
CURRENT PERIOD
CONDITION (III) (RESIDUAL VALUE TEST) AMOUNT/RATIO TEST MET?
--------------- ---------
a) Number of Vehicles Sold > 25% of Scheduled Maturities 60.78% YES
b) Number of Scheduled Maturities > 500 283 NO
c) 3 Month Average Matured Leased Vehicle Proceeds < 75% of Avg. Residual Values 91.70% NO
Residual Value Indicator (condition met if tests a, b and c = YES) CONDITION NOT MET
</TABLE>
<PAGE>
TOYOTA MOTOR CREDIT CORPORATION
Servicer's Certificate - Toyota Auto Lease Trust 1998-B
Distribution Date of May 25, 2000 for the Collection Period of April 1, 2000
through April 30, 2000
<TABLE>
<CAPTION>
------------------------------------------------------------------------------------------------------------------------------------
CERTIFICATE BALANCE CLASS A1 CLASS A2
------------------- -------- --------
Total Percent Balance Balance Balance
------------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C>
INTEREST: 98.00%
---------
Interest Collections 6,343,380.07
Net Investment Income 820,543.54
Non-recoverable Advances (94,389.89)
----------------
Available Interest 7,069,533.72 6,933,842.39 2,154,889.43 3,698,690.81
Class A1, A2, A3 Notional Interest Accrual Amount (4,546,833.33) (4,546,833.33) (1,493,541.67) (2,611,458.33)
Unreimbursed A1, A2, A3 Interest Shortfall - - - -
Interest Accrual for Adjusted Class B Certificate Bal. (390,478.25) (390,478.25)
Class B Interest Carryover Shortfall - -
Servicer's Fee (765,537.23) (748,914.26)
Capped Expenses (28,408.14) (27,791.28)
Interest Accrual on Class B. Cert. Prin. Loss Amt. - -
Uncapped Expenses - -
---------------- ---------------
Total Unallocated Interest 1,338,276.77 1,219,825.27
Excess Interest to Transferor - (1,219,825.27)
---------------- ---------------
Net Interest Collections Available 1,338,276.77 -
----------------
INTEREST COLLECTIONS ALLOCATED TO LOSSES: (449,350.53)
ACCELERATED PRINCIPAL DISTRIBUTION: (186,370.49)
DEPOSIT TO RESERVE FUND: 1,174,695.90
WITHDRAWAL FROM RESERVE FUND: -
REIMBURSEMENT/DEPOSIT FROM TRANSFEROR PRIN: 472,140.15
NET WITHDRAWAL FROM THE RESERVE FUND: -
PRINCIPAL:
Current Loss Amount (459,324.35) (449,350.53) (449,350.53) -
Loss Reimbursement from Transferor 449,350.53 449,350.53 449,350.53 -
Loss Reimbursement from Reserve Fund - - - -
---------------- -------------- -------------- ---------------
Total (9,973.82) -
CLASS A CERTIFICATE PRINCIPAL LOSS AMOUNTS
Beginning Balance -
Current increase (decrease) -
----------------
Ending Balance -
CLASS A INTEREST SUBORDINATED
Beginning Balance -
Current increase (decrease) -
----------------
Ending Balance -
CLASS B CERTIFICATE PRINCIPAL LOSS AMOUNTS
Beginning Balance -
Current increase (decrease) -
----------------
Ending Balance -
CLASS B INTEREST SUBORDINATED:
Beginning Balance -
Current increase (decrease) -
----------------
Ending Balance -
PRINCIPAL DISTRIBUTIONS/ALLOCATIONS:
Distribution - Current Period - - - -
Allocations - Current Period 23,584,217.96 23,584,217.96 23,584,217.96 -
Allocations - Accelerated Principal Distribution 186,370.49 186,370.49 186,370.49 -
Allocations - Not Disbursed Beginning of Period 179,240,888.44 179,240,888.44 179,240,888.44 -
Allocations - Not Disbursed End of Period 203,011,476.89 203,011,476.89 203,011,476.89 -
INTEREST DISTRIBUTIONS/ALLOCATIONS:
Distribution - Current Period - - - -
Allocations - Current Period 4,937,311.58 4,937,311.58 1,493,541.67 2,611,458.33
Allocations - Not Disbursed Beginning of Period 4,937,311.58 4,937,311.58 1,493,541.67 2,611,458.33
Allocations - Not Disbursed End of Period 9,874,623.16 9,874,623.16 2,987,083.34 5,222,916.66
DUE TO TRUST - CURRENT PERIOD: -
------------------------------
Total Deposit to/ (Withdrawal from) Reserve Fund 1,174,695.90
Due To Trust 27,887,356.49 27,887,356.49 25,009,122.79 2,173,759.19
---------------- -------------- -------------- ---------------
Total Due To Trust 29,062,052.39 27,887,356.49 25,009,122.79 2,173,759.19
------------------------------------------------------------------------------------------------------------------------------------
<CAPTION>
------------------------------------------------------------------------------------------------------------------------------------
CLASS A3 CLASS B TRANSFEROR INTEREST
-------- ------- -------------------
Balance Balance Interest Principal
------------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C>
INTEREST: 2.00%
---------
Interest Collections
Net Investment Income
Non-recoverable Advances
Available Interest 620,093.55 460,168.60 135,691.33
Class A1, A2, A3 Notional Interest Accrual Amount (441,833.33)
Unreimbursed A1, A2, A3 Interest Shortfall -
Interest Accrual for Adjusted Class B Certificate Bal. (390,478.25)
Class B Interest Carryover Shortfall -
Servicer's Fee (16,622.97)
Capped Expenses (616.86)
Interest Accrual on Class B. Cert. Prin. Loss Amt. -
Uncapped Expenses -
------------------
Total Unallocated Interest 118,451.50
Excess Interest to Transferor 1,219,825.27
------------------
Net Interest Collections Available 1,338,276.77
INTEREST COLLECTIONS ALLOCATED TO LOSSES: (449,350.53)
ACCELERATED PRINCIPAL DISTRIBUTION: (186,370.49)
------------------
DEPOSIT TO RESERVE FUND: 702,555.75
------------------
WITHDRAWAL FROM RESERVE FUND:
REIMBURSEMENT/DEPOSIT FROM TRANSFEROR PRIN:
NET WITHDRAWAL FROM THE RESERVE FUND:
PRINCIPAL:
Current Loss Amount - - (9,973.82)
Loss Reimbursement from Transferor - - (449,350.53)
Loss Reimbursement from Reserve Fund - -
---------------- -------------- -----------------
Total - - (9,973.82)
CLASS A CERTIFICATE PRINCIPAL LOSS AMOUNTS
Beginning Balance
Current increase (decrease)
Ending Balance
CLASS A INTEREST SUBORDINATED
Beginning Balance
Current increase (decrease)
Ending Balance
CLASS B CERTIFICATE PRINCIPAL LOSS AMOUNTS
Beginning Balance
Current increase (decrease)
Ending Balance
CLASS B INTEREST SUBORDINATED:
Beginning Balance
Current increase (decrease)
Ending Balance
PRINCIPAL DISTRIBUTIONS/ALLOCATIONS:
Distribution - Current Period - - -
Allocations - Current Period - -
Allocations - Accelerated Principal Distribution - -
Allocations - Not Disbursed Beginning of Period - -
Allocations - Not Disbursed End of Period - -
INTEREST DISTRIBUTIONS/ALLOCATIONS:
Distribution - Current Period - - -
Allocations - Current Period 441,833.33 390,478.25
Allocations - Not Disbursed Beginning of Period 441,833.33 390,478.25
Allocations - Not Disbursed End of Period 883,666.66 780,956.50
DUE TO TRUST - CURRENT PERIOD:
------------------------------
Total Deposit to/ (Withdrawal from) Reserve Fund
Due To Trust 368,452.12 336,022.39 - -
-------------- ------------- ----------------- ----------------
Total Due To Trust 368,452.12 336,022.39 - -
-----------------------------------------------------------------------------------------------------------------------------------
</TABLE>
<PAGE>
TOYOTA MOTOR CREDIT CORPORATION
Servicer's Certificate - Toyota Auto Lease Trust 1998-B
Distribution Date of May 25, 2000 for the Collection Period of April 1,
2000 through April 30, 2000
<TABLE>
<CAPTION>
---------------------------------------------------------------------------------------------------------------------------
CERTIFICATE BALANCE CLASS A1
------------------- --------
Total Percent Balance Percent Balance
---------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C>
ORIGINAL DEAL PARAMETER
Aggregate Net Investment Value (ANIV) 1,099,937,045.30
Discounted Principal Balance 1,099,937,045.30
Initial Notional/Certificate Balance - 100.00% 1,077,938,000.00 31.08% 335,000,000.00
Percent of ANIV 98.00% 30.46%
Certificate Factor 1.0000000 1.0000000
Notional/Certificate Rate 5.3500%
Target Maturity Date October 25, 2000
Servicer Advance 2,144,779.34
Servicer Payahead 3,039,194.68
Number of Contracts 49,144
Weighted Average Lease Rate 7.74%
Weighted Average Remaining Term 38.7
Servicing Fee Percentage 1.00%
POOL DATA PRIOR MONTH
Aggregate Net Investment Value 918,644,673.33
Discounted Principal Balance 914,752,448.39
Notional/Certificate Balance 1,077,938,000.00 335,000,000.00
Adjusted Notional/Certificate Balance 898,697,111.56 155,759,111.56
Percent of ANIV 97.83% 16.96%
Certificate Factor 1.0000000 1.0000000
Servicer Advances 2,723,560.09
Servicer Pay Ahead Balance 3,215,705.75
Maturity Advances Outstanding -
Number of Current Contracts 49,594
Weighted Average Lease Rate 7.54%
Weighted Average Remaining Term 13.6
POOL DATA CURRENT MONTH
Aggregate Net Investment Value 894,578,341.40
Discounted Principal Balance 892,231,349.19
Notional/Certificate Balance 1,077,938,000.00 335,000,000.00
Adjusted Notional/Certificate Balance 874,926,523.11 131,988,523.11
Percent of ANIV 97.80% 14.75%
Certificate Factor 1.0000000 1.0000000
Servicer Advances 3,444,947.95
Servicer Pay Ahead Balance 2,569,239.52
Maturity Advances Outstanding -
Number of Current Contracts 48,802
Weighted Average Lease Rate 7.54%
Weighted Average Remaining Term 12.6
Prior Certificate Interest Payment Date March 27, 2000
Next Certificate Interest Payment Date September 25, 2000
---------------------------------------------------------------------------------------------------------------------------
<CAPTION>
------------------------------------------------------------------------------------------------------------------------------------
CLASS A2 CLASS A3 CLASS B TRANSFEROR INTEREST
-------- -------- ------- -------------------
Percent Balance Percent Balance Percent Balance Balance
------------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C>
ORIGINAL DEAL PARAMETER
Aggregate Net Investment Value (ANIV)
Discounted Principal Balance
Initial Notional/Certificate Balance 53.34% 575,000,000.00 8.94% 96,400,000.00 6.64% 71,538,000.00 21,999,045.30
Percent of ANIV 52.28% 8.76% 6.50% 2.00%
Certificate Factor 1.0000000 1.0000000 1.0000000
Notional/Certificate Rate 5.4500% 5.5000% 6.5500%
Target Maturity Date September 25, 2001 February 25, 2002 September 25, 2003
Servicer Advance
Servicer Payahead
Number of Contracts
Weighted Average Lease Rate
Weighted Average Remaining Term
Servicing Fee Percentage
POOL DATA PRIOR MONTH
Aggregate Net Investment Value
Discounted Principal Balance
Notional/Certificate Balance 575,000,000.00 96,400,000.00 71,538,000.00 19,947,561.77
Adjusted Notional/Certificate Balance 575,000,000.00 96,400,000.00 71,538,000.00 19,947,561.77
Percent of ANIV 62.59% 10.49% 7.79% 2.17%
Certificate Factor 1.0000000 1.0000000 1.0000000
Servicer Advances
Servicer Pay Ahead Balance
Maturity Advances Outstanding
Number of Current Contracts
Weighted Average Lease Rate
Weighted Average Remaining Term
POOL DATA CURRENT MONTH
Aggregate Net Investment Value
Discounted Principal Balance
Notional/Certificate Balance 575,000,000.00 96,400,000.00 71,538,000.00 19,651,818.29
Adjusted Notional/Certificate Balance 575,000,000.00 96,400,000.00 71,538,000.00 19,651,818.29
Percent of ANIV 64.28% 10.78% 8.00% 2.20%
Certificate Factor 1.0000000 1.0000000 1.0000000
Servicer Advances
Servicer Pay Ahead Balance
Maturity Advances Outstanding
Number of Current Contracts
Weighted Average Lease Rate
Weighted Average Remaining Term
Prior Certificate Interest Payment Date
Next Certificate Interest Payment Date
------------------------------------------------------------------------------------------------------------------------------------
</TABLE>
<TABLE>
<CAPTION>
---------------------------------------------------------------------------------------------------------------
CURRENT MONTH COLLECTION ACTIVITY VEHICLES
--------------------------------- --------
<S> <C> <C>
Principal Collections 9,883,898.10
Prepayments in Full 470 8,782,925.80
---
Reallocation Payment 2 31,168.54
-
Interest Collections 6,343,380.07
Net Liquidation Proceeds and Recoveries 2,377,210.77
Net Liquidation Proceeds - Vehicle Sales 2,531,804.37
Non-Recoverable Advances (94,389.89)
---------------------
Total Available 29,855,997.76
---------------------------------------------------------------------------------------------------------------
</TABLE>
<TABLE>
<CAPTION>
---------------------------------------------------------------------------------------------------------------
CAPPED AND UNCAPPED EXPENSES: Amount Annual Amount
------------------------ ----------------------------
<S> <C> <C>
Total Capped Expenses Paid 28,408.14 113,632.56
Total Uncapped Expenses Paid - -
Capped and Uncapped Expenses Due - -
SERVICER'S FEE DUE:
Servicer's Fee Shortfall Carryforward -
Servicer's Fee Due Current Period 765,537.23
Servicer's Fee Paid 765,537.23
Servicer's Fee Balance Due -
SUPPLEMENTAL SERVICER'S FEES 91,145.95
---------------------------------------------------------------------------------------------------------------
</TABLE>
<TABLE>
<CAPTION>
---------------------------------------------------------------------------------------------------------------
REVOLVING PERIOD: VEHICLES AMOUNT
-------- ------
<S> <C> <C>
Beginning Unreinvested Principal Collections -
Principal Collections & Liquidated Contracts -
Allocation to Subsequent Contracts 0 -
-
------------------------
Ending Unreinvested Principal Collections -
---------------------------------------------------------------------------------------------------------------
</TABLE>
I hereby certify to the best of my knowledge that
the report provided is true and correct.
/s/ HOLLY PEARSON
---------------------------------------------------
Holly Pearson, Treasury Manager
