City Tower Tokyo Tamachi: reviews and facts
What is published about City Tower Tokyo Tamachi in Shibaura 2-chome, Minato-ku, Tokyo, Tokyo, Japan, what official registers and other sources say, and what changed over time. Facts only, each with its source.
- Location
- Shibaura 2-chome, Minato-ku, Tokyo, Tokyo, Japan
- Stage
- under construction · active kaihatsu.akiyajapan.com
- Handover on record
- April 2028 kaihatsu.akiyajapan.com
- Permit or licence number
- Building confirmation ERI-23039252 (27 Dec 2023), ERI-24018385 (23 Oct 2024), ERI-25018774 (18 Jul 2025) sumitomo-rd-mansion.jp
- Deposit protection
- not researched yet
- Page we read
- kaihatsu.akiyajapan.com kaihatsu.akiyajapan.com
- Last checked
- 31 Oct 2026
- Open data record
- TYO-002
In short
- City Tower Tokyo Tamachi is listed as under construction in Shibaura 2-chome, Minato-ku, Tokyo, Tokyo, Japan, by Sumitomo Realty & Development Co., Ltd.. kaihatsu.akiyajapan.com
- The handover date on record is April 2028. kaihatsu.akiyajapan.com
- A permit or licence number is published. sumitomo-rd-mansion.jp
- Of 9 developer claims we checked, 0 are confirmed by a register or an independent source, 9 are not yet verified and 0 are contradicted by another source. Open data record
What is promised
As published by the developer or on listing pages, in the wording of the source.
- Price from: JPY 177,000,000 - 289,000,000 kaihatsu.akiyajapan.com
- Units: 180 kaihatsu.akiyajapan.com
- Unit sizes: 43.3 - 77.34 m² kaihatsu.akiyajapan.com
- Unit types: 1LDK, 2LDK, 3LDK kaihatsu.akiyajapan.com
- Ownership: Freehold sectional ownership; Japan places no general restriction on foreign buyers kaihatsu.akiyajapan.com
- Service charge: management fee JPY 20,590 to 36,000 per month; repair reserve JPY 15,430 to 27,560 per month kaihatsu.akiyajapan.com
- Brand or operator: City Tower kaihatsu.akiyajapan.com
- Permit authority: Building confirmation by designated inspection body (ERI) under the Building Standards Act kaihatsu.akiyajapan.com
- Handover promised: Q2 2028 kaihatsu.akiyajapan.com
- developer outline: 180 units (10 not advertised), 34 floors above and 2 below, RC partly steel, site 1,622.16 sq m, floor area 20,874.34 sq m sumitomo-rd-mansion.jp
- developer outline: completion early Feb 2027, move-in/handover late Apr 2028; phase 2-6 sales planned late Jan 2027, price and unit count undecided sumitomo-rd-mansion.jp
- developer outline: building confirmation numbers ERI-23039252, ERI-24018385, ERI-25018774; seller Sumitomo Realty (MLIT licence (17) No. 38); designer and contractor Maeda Corporation sumitomo-rd-mansion.jp
- developer outline: units 43.30 to 77.34 sq m, 1LDK to 3LDK; management fee JPY 20,590 to 36,000 and repair reserve JPY 15,430 to 27,560 per month; repair fund lump sum JPY 1.0M to 1.79M sumitomo-rd-mansion.jp
- developer: floor plan list with 3D stacking selector; disclosure of nearby buildings under construction sumitomo-rd-mansion.jp
- agent (English): price range JPY 177M to 289M sumitomo-rd-mansion.jp
Delivery and delay record
Every dated promise we found, how it changed and whether the date has passed. Status rules: promise tracker.
- Handover or completion: April 2028 date still ahead
our research record of 1 Nov 2026 kaihatsu.akiyajapan.com
Permits and licences
- Number published: Building confirmation ERI-23039252 (27 Dec 2023), ERI-24018385 (23 Oct 2024), ERI-25018774 (18 Jul 2025). sumitomo-rd-mansion.jp
- Developer outline lists building confirmation numbers ERI-23039252, ERI-24018385 and ERI-25018774 (issued by a designated inspection body); the agent listing shows the same numbers; no public register opened sumitomo-rd-mansion.jp
Live check in the official registers
Queries the official registers we can reach for this country now and shows what each returns. Each answer is hashed (SHA-256); nothing is invented, a register with no data says so.
The six buyer checks
Public means the information is published. The level says who confirms it. Method: how we score.
| Check | Public | Who confirms it | What we found |
|---|---|---|---|
| Permit or licence number | yes | stated only by the developer | Developer outline lists building confirmation numbers ERI-23039252, ERI-24018385 and ERI-25018774 (issued by a designated inspection body); the agent listing shows the same numbers; no public register opened sumitomo-rd-mansion.jp |
| Deposit protection | no | not published | |
| Construction progress | no | not published | No construction updates or photos on developer site sumitomo-rd-mansion.jp |
| Floor or site plans | yes | stated only by the developer | Developer floor plan list (list.php) with unit types such as A_3 (70.03 sq m, 3LDK) and 3D stack selector sumitomo-rd-mansion.jp |
| Developer track record | no | not published | |
| No guaranteed returns | yes | stated only by the developer | No rental guarantee or yield sumitomo-rd-mansion.jp |
Developer claims we tested
| Claim (source wording) | Result | Checked against | Source |
|---|---|---|---|
| Building confirmation ERI-23039252 and two later confirmations issued | not verified yet | sumitomo-rd-mansion.jp | |
| Completion early Feb 2027 | not verified yet | sumitomo-rd-mansion.jp | |
| Handover late Apr 2028 | not verified yet | sumitomo-rd-mansion.jp | |
| 180 units, 34 floors | not verified yet | sumitomo-rd-mansion.jp | |
| Prices JPY 177M to 289M | not verified yet | kaihatsu.akiyajapan.com | |
| Seller holds MLIT real estate licence (17) No. 38 | not verified yet | sumitomo-rd-mansion.jp | |
| Contractor Maeda Corporation | not verified yet | sumitomo-rd-mansion.jp | |
| Unit owners hold sectional ownership with co-owned land | not verified yet | sumitomo-rd-mansion.jp | |
| No guaranteed rental return offered | not verified yet | sumitomo-rd-mansion.jp |
What changed, with dates
- No dated change recorded yet.
Public reports
What public sources report, with the link. We list reports; we do not judge the developer.
- No reports of disputes, regulator action, stoppages or financial difficulty found in the sources we read.
About the developer
- Head office: Shinjuku, Tokyo, Japan (Shinjuku NS Building) kaihatsu.akiyajapan.com
- Legal entity: Sumitomo Realty & Development Co., Ltd. (MLIT licence (17) No. 38) kaihatsu.akiyajapan.com
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Market context: Tokyo
- We track 2 projects in Tokyo. 100% publish a permit or licence number and 0% state deposit protection. kolaboro.com/m
Buyer reviews
There are no verified buyer reviews of City Tower Tokyo Tamachi yet. We publish a review only from a buyer who proves the purchase (fingerprint of the contract or receipt, signed with a passkey) and only after a moderator has read it.
Reviews waiting for moderation are not shown.
Right of reply
Are you the developer? Send documents and we add your reply to this page. Found a wrong fact? Tell us and we correct it with a dated note.
Reply as the developer Report a correction Questions to ask the developer
Before you pay
Paste the project link for a free live check of what official registers say. For a full desk review and a site visit by a local agent, order the pre-purchase check.
Questions buyers ask
Is City Tower Tokyo Tamachi legit?
Kolaboro does not label projects or developers. What the public record shows: A permit or licence number is published. Of 9 developer claims we checked, 0 are confirmed by a register or an independent source, 9 are not yet verified and 0 are contradicted by another source. The handover date on record is April 2028. No reports of disputes, regulator action, stoppages or financial difficulty found in the sources we read. Check the sources on this page and ask the developer for documents before paying.
When will City Tower Tokyo Tamachi be delivered?
The handover date on record is April 2028.
Who is the developer of City Tower Tokyo Tamachi?
Sumitomo Realty & Development Co., Ltd., according to the sources listed on this page.
Does City Tower Tokyo Tamachi have a permit or licence?
A permit or licence number is published: Building confirmation ERI-23039252 (27 Dec 2023), ERI-24018385 (23 Oct 2024), ERI-25018774 (18 Jul 2025).
Are there reviews of City Tower Tokyo Tamachi?
There are no verified buyer reviews yet. Buyers who prove their purchase can submit one; it is published after moderation.
Sources
Every fact on this page links to its source. Pages we read are fingerprinted and kept by date.
- kaihatsu.akiyajapan.com https://kaihatsu.akiyajapan.com/property/53616c7465645f5fbf87091c09b79981a7137e19fd0cb9e40...
- sumitomo-rd-mansion.jp https://www.sumitomo-rd-mansion.jp/shuto/tamachi/detail.cgi
- sumitomo-rd-mansion.jp https://www.sumitomo-rd-mansion.jp/shuto/tamachi/
- sumitomo-rd-mansion.jp https://www.sumitomo-rd-mansion.jp/shuto/tamachi/list.php
Last checked 31 Oct 2026. How we collect data: data policy. Facts quoted from sources are shown in the language of the source.