Firm profile

Taiyo Pacific Partners L.P.

KIRKLAND, WACRD 160930Registration Status: ApprovedEffective since March 16, 2012SEC # 801-73713Latest ADV March 30, 2026

Taiyo Pacific Partners L.P. is an SEC registered investment adviser organized as a limited partnership with a primary office location in Kirkland, WA. Its latest Form ADV filing, dated March 30, 2026, reports $395M in regulatory assets under management, 14 employees, 2 offices, and 7 accounts.

Assets Under Management
$395M
Employees
14
Offices
2 offices
Total Clients
7

Associated firm names

1 name listed
  • TAIYO PACIFIC PARTNERS L.P.

Leadership

4 roles identified
CEOHirowaka Murakami
CCOChristine N. K. Watanabe
CFOH. S. Huang-chang

Advisory services offered

2 types reported
Portfolio management for businesses
Portfolio management for pooled investment vehicles

Fee models offered

2 types reported
Asset based fees
Performance-based fees

Offices & Contact

Primary office

KIRKLAND, Washington, United States

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Primary office regionOther reported regions

Shading shows states and countries with reported offices. Cities are listed below; shading does not indicate service coverage.

Washington

KIRKLANDPrimary office

Japan

TOKYO

2 office records listed · 2 total offices reported. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$395Mas of March 30, 2026
Discretionary100.0%
$395M
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 71.4% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
71.4%
5
2
PROPRIETARY ASSETS
28.6%
2

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$395M
Total Accounts7
10Y AUM Change$-1.6B (-80.0%)

Private Funds

Private funds reported by Taiyo Pacific Partners L.P.

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Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees14
Clients per Employee1:1
10Y Employee Change-19 (-57.6%)

Historical AUM and employee figures reflect available SEC Form ADV filings under this CRD. Filing gaps may reflect registration status changes, dormant periods, state registration periods, firm restructuring, or other reporting changes. Rialytix does not interpolate missing periods.


Ownership

Reported direct and indirect ownership ranges

Each range applies to a separate reported relationship and should not be added together.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%
BACH TAIYO, LLCDirect owner · Schedule AInterest in TAIYO PACIFIC PARTNERS L.P.
75%+
BRIAN K HEYWOODDirect owner · Schedule AInterest in TAIYO PACIFIC PARTNERS L.P.
< 5%
BACH CAPITAL, LTD.Direct owner · Schedule AInterest in TAIYO PACIFIC PARTNERS L.P.
< 5%
Hirowaka MurakamiDirect owner · Schedule AInterest in TAIYO PACIFIC PARTNERS L.P.
< 5%
YAMAUCHI NO. 10 FAMILY FUNDIndirect owner · Schedule BInterest in BACH CAPITAL SPECIAL OPPORTUNITIES I LP
75%+
YAMAUCHI NO. 10 FAMILY OFFICEIndirect owner · Schedule BInterest in YAMAUCHI NO. 10 FAMILY FUND
75%+
Hirowaka MurakamiIndirect owner · Schedule BInterest in BACH CAPITAL, LTD.
75%+
Banjo YamauchiIndirect owner · Schedule BInterest in YAMAUCHI NO. 10 FAMILY FUND
75%+
BACH CAPITAL SPECIAL OPPORTUNITIES I LPIndirect owner · Schedule BInterest in BACH TAIYO, LLC
75%+
Toko YamauchiIndirect owner · Schedule BInterest in YAMAUCHI NO. 10 FAMILY FUND
75%+

Bars represent the reported range at that individual ownership step, not an estimated percentage of the advisory firm. Indirect relationships may refer to intermediate entities rather than directly to Taiyo Pacific Partners L.P..

Reported ownership and control details

Form ADV · Filing date 2026-03-30 · Schedules A and B

17 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1BRIAN K HEYWOODMANAGING PARTNERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesMANAGING PARTNER08/2025Schedule APDF page 35
2CHRISTINE NAOMI KITSU WATANABECHIEF COMPLIANCE OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF COMPLIANCE OFFICER06/2014Schedule APDF page 35
3CHRISTINE NAOMI KITSU WATANABECHIEF OPERATIONS OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF OPERATIONS OFFICER03/2015Schedule APDF page 35
4Hirowaka MurakamiCHIEF EXECUTIVE OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF EXECUTIVE OFFICER08/2025Schedule APDF page 35
5BACH CAPITAL, LTD.GENERAL PARTNERForeign entityTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesGENERAL PARTNER12/2021Schedule APDF page 35
6BACH TAIYO, LLCLIMITED PARTNERDomestic entityTAIYO PACIFIC PARTNERS L.P.75% or moreCode EYesLIMITED PARTNER12/2024Schedule APDF page 35
7CHRISTINE NAOMI KITSU WATANABECHIEF RISK OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF RISK OFFICER04/2025Schedule APDF page 36
8H. Sonia Huang-ChangCHIEF FINANCIAL OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF FINANCIAL OFFICER04/2025Schedule APDF page 36
9Hirowaka MurakamiMANAGING PARTNERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesMANAGING PARTNER08/2025Schedule APDF page 36
10Hirowaka MurakamiCHIEF INVESTMENT OFFICERIndividualTAIYO PACIFIC PARTNERS L.P.Less than 5%Code NAYesCHIEF INVESTMENT OFFICER08/2025Schedule APDF page 36
11YAMAUCHI NO. 10 FAMILY FUNDLIMITED PARTNERForeign entityBACH CAPITAL SPECIAL OPPORTUNITIES I LP75% or moreCode EYesLIMITED PARTNER12/2021Schedule BPDF page 36
12YAMAUCHI NO. 10 FAMILY OFFICEGENERAL PARTNERForeign entityYAMAUCHI NO. 10 FAMILY FUND75% or moreCode EYesGENERAL PARTNER12/2021Schedule BPDF page 36
13BACH CAPITAL, LTD.GENERAL PARTNERForeign entityBACH CAPITAL SPECIAL OPPORTUNITIES I LPPercentage not specifiedCode FYesGENERAL PARTNER12/2021Schedule BPDF page 36
14Hirowaka MurakamiOWNERIndividualBACH CAPITAL, LTD.75% or moreCode EYesOWNER12/2021Schedule BPDF page 36
15Banjo YamauchiOWNERIndividualYAMAUCHI NO. 10 FAMILY FUND75% or moreCode EYesOWNER12/2023Schedule BPDF page 36
16BACH CAPITAL SPECIAL OPPORTUNITIES I LPLIMITED PARTNERForeign entityBACH TAIYO, LLC75% or moreCode EYesLIMITED PARTNER12/2021Schedule BPDF page 36
17Toko YamauchiOWNERIndividualYAMAUCHI NO. 10 FAMILY FUND75% or moreCode EYesOWNER12/2023Schedule BPDF page 36

Less than 5% may include zero. Code F identifies a role without specifying a percentage. Reported interests may overlap and may not include every owner. Total indirect ownership is not calculated.

Compliance & Disclosures

Filing dated 3/30/2026 6:14:31 PM

Responses were selected by the RIA in its filing. Questions are shortened for readability; “you” refers to the reporting firm, and some questions also cover advisory affiliates.

RIA or supervised-person involvementThe RIA reported that none of the events below involve the firm or its supervised persons.RIA responseNo
AFelonies2 No

In the past ten years, have you or any advisory affiliate:

  • A1Been convicted of or pleaded guilty or no contest to a felony?No
  • A2Been charged with a felony?No
BMisdemeanors2 No

In the past ten years, have you or any advisory affiliate:

  • B1Been convicted of or pleaded guilty or no contest to a misdemeanor involving investments, an investment-related business, fraud, false statements or omissions, wrongful taking of property, bribery, perjury, forgery, counterfeiting, or extortion?No
  • B2Been charged with a misdemeanor of the kind listed above?No
CSEC or CFTC actions5 No

Has the SEC or CFTC ever:

  • C1Found you or an advisory affiliate made a false statement or omission?No
  • C2Found you or an advisory affiliate violated SEC or CFTC regulations or statutes?No
  • C3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • C4Entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • C5Imposed a civil money penalty on you or an advisory affiliate, or ordered you or an advisory affiliate to cease and desist from any activity?No
DOther regulatory actions5 No

Has any other federal regulatory agency, state regulatory agency, or foreign financial regulatory authority ever:

  • D1Found you or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?No
  • D2Found you or an advisory affiliate violated investment-related regulations or statutes?No
  • D3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • D4In the past ten years, entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • D5Denied, suspended, or revoked your or an advisory affiliate’s registration or license, or otherwise prevented association with an investment-related business or restricted activities?No
ESelf-regulatory organization actions4 No

Has a self-regulatory organization or commodities exchange ever:

  • E1Found you or an advisory affiliate made a false statement or omission?No
  • E2Found you or an advisory affiliate violated its rules, other than a violation designated as a minor rule violation under an SEC-approved plan?No
  • E3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • E4Disciplined you or an advisory affiliate by expulsion, suspension, barring association with other members, or otherwise restricting activities?No
FProfessional authorizations1 No
  • FHas an authorization to act as an attorney, accountant, or federal contractor granted to you or an advisory affiliate ever been revoked or suspended?No
GPending regulatory proceedings1 No
  • GAre you or any advisory affiliate now the subject of a regulatory proceeding that could result in a “Yes” answer to any part of C, D, or E?No
HCivil judicial actions and proceedings4 No

(1) Court actions

Has a domestic or foreign court:

  • H(1)(a)In the past ten years, enjoined you or an advisory affiliate in connection with investment-related activity?No
  • H(1)(b)Found that you or an advisory affiliate violated investment-related statutes or regulations?No
  • H(1)(c)Dismissed, pursuant to a settlement agreement, an investment-related civil action brought against you or an advisory affiliate by a state or foreign financial regulatory authority?No

(2) Pending civil proceedings

  • H(2)Are you or any advisory affiliate now the subject of a civil proceeding that could result in a “Yes” answer to any part of H(1)?No

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.