The historical rank and industry rank for Nippon Building Fund's Days Inventory or its related term are showing as below:
NBFJF's Days Inventory is not ranked *
in the REITs industry.
Industry Median: 165.54 * Ranked among companies with meaningful Days Inventory only.
Nippon Building Fund's Days Inventory
stayed the same
from Dec. 2024 (0.00) to Dec. 2025 (0.00).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Nippon Building Fund's Inventory-to-Revenue for the
six
months ended in Dec. 2025 was 0.00.
Nippon Building Fund (OTCPK:NBFJF) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
Nippon Building Fund's Inventory Turnover for the
six
months ended in Dec. 2025 is calculated as
2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Nippon Building Fund's Inventory to Revenue for the
six
months ended in Dec. 2025 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Be Aware
A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.
Nippon Building Fund Days Inventory Related Terms
Nippon Building Fund Days Inventory Historical Data
* Premium members only.
The historical data trend for Nippon Building Fund's Days Inventory can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the REIT - Office subindustry, Nippon Building Fund's Days Inventory, along with its competitors' market caps and Days Inventory data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Nippon Building Fund Days Inventory vs REITs Industry
For the REITs industry and Real Estate sector, Nippon Building Fund's Days Inventory distribution charts can be found below:
* The bar in red indicates where Nippon Building Fund's Days Inventory falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Nippon Building Fund (NBFJF) has a Days Inventory of 0.00 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Nippon Building Fund and its competitors. According to the industry distribution chart, Nippon Building Fund ranks #999999 out of 166 companies in the REITs industry.
Is Nippon Building Fund's Days Inventory too high?
Nippon Building Fund's current Days Inventory is 0.00. Based on the distribution chart, Nippon Building Fund ranks #999999 out of 166 companies in the REITs industry, which is in the bottom quartile relative to peers. Overall, Nippon Building Fund has a GF Score™ of 56/100, reflecting its overall financial health beyond just this single metric.
How does Nippon Building Fund's Days Inventory compare to BXP and ARE?
According to the REITs industry distribution chart, Nippon Building Fund ranks #999999 out of 166 companies for Days Inventory. This places Nippon Building Fund in the lower half of its industry. The industry median Days Inventory is 165.54. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Inventory for a REITs company?
The median Days Inventory among REITs companies is 165.54, based on 166 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Nippon Building Fund and its competitors. For the REITs industry, the median Days Inventory is 165.54 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Nippon Building Fund's current Days Inventory is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Nippon Building Fund stock overvalued right now?
Nippon Building Fund (NBFJF) has a current Days Inventory of 0.00. The stock's GF Value™ is $714.82, compared to a current price of $842.92 — trading 17.9% above its estimated fair value. The current Days Inventory is 0.00. Nippon Building Fund's overall GF Score™ is 56/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Nippon Building Fund (NBFJF), the current Days Inventory is 0.00 as of Dec. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Nippon Building Fund (NBFJF) Overvalued in 2026?
Based on GuruFocus' analysis, Nippon Building Fund stock appears to be overvalued.
The current stock price of $842.92 is trading 17.9% above its estimated GF Value™ of $714.82.
Key valuation signals for NBFJF:
Days Inventory: 0.00
GF Value™: $714.82 vs. price of $842.92 (17.9% above fair value)
No single metric tells the full story. See the NBFJF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Nippon Building Fund Inc is a Japanese real estate investment trust engaged in the acquisition, ownership, and leasing of properties in the Greater Tokyo area. The company's real estate portfolio comprises of large corporate office buildings. The majority of these are located in the five wards of Tokyo's central business district. Office space located throughout the rest of Tokyo also makes up a substantial percentage of Nippon Building Fund's assets. The company derives the majority of its income in the form of rental revenue from tenants. Nippon Building Fund's customers are firms from the service, electrical equipment, and information and communications industries in terms of square footage used.
56GF Score
Get the complete analysis for NBFJF
Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
NBFJF has been successfully added to your 
