--- title: "Fisher Space Pen vs Muji: Which is searched more?" description: "Is Fisher Space Pen or Muji more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Ballpoint pen brands set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/fisher-space-pen-vs-muji" publisher: "Brandwave" --- # Fisher Space Pen vs Muji: Which is searched more? Is Fisher Space Pen or Muji more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Ballpoint pen brands set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Fisher Space Pen and Muji - **Competitive set**: Ballpoint pen brands - **Market**: Global - **Month measured**: Sep 2026 - **Fisher Space Pen Share of Search**: 1.8% - **Muji Share of Search**: 1.5% ## Is Fisher Space Pen or Muji more popular in search? - In September 2026, Fisher Space Pen had more branded searches than Muji among ballpoint pen brands worldwide. Fisher Space Pen had about 27,100 branded searches, while Muji had 22,200. Fisher Space Pen made up 1.8% of all ballpoint pen brand searches we track, and Muji accounted for 1.5%. - Fisher Space Pen was ahead of Muji in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Fisher Space Pen’s share of searches among ballpoint pen brands worldwide moved from 2% to 1.8%, and its estimated monthly branded searches held steady at 27.1K. - Across the 12 months ending September 2026, Muji’s share of searches among ballpoint pen brands worldwide moved from 1.4% to 1.5%, and its estimated monthly branded searches moved from 18.1K to 22.2K. ## Top ballpoint pen brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Fisher Space Pen was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Muji did not appear in any of the five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | uni-ball | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | BIC | 2nd | 3 of 3 | 2 of 2 | 5 of 5 | | Parker | 3rd | 2 of 3 | 2 of 2 | 4 of 5 | | Pilot | 4th | 2 of 3 | 2 of 2 | 4 of 5 | | Zebra | 5th | 2 of 3 | 1 of 2 | 3 of 5 | | Fisher Space Pen | 6th | 1 of 3 | 1 of 2 | 2 of 5 | | Cross | 7th | 1 of 3 | 2 of 2 | 3 of 5 | | Lamy | 8th | 1 of 3 | 1 of 2 | 2 of 5 | | Faber-Castell | 9th | 0 of 3 | 1 of 2 | 1 of 5 | | Muji | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about ballpoint pen brands - Asked ChatGPT "Which ballpoint pen brand should I buy?": 1. uni-ball, 2. BIC - Asked ChatGPT "What are the best ballpoint pen brands?": 1. BIC, 2. uni-ball, 3. Parker, 4. Zebra, 5. Pilot, 6. Fisher Space Pen, 7. Cross, 8. Lamy - Asked ChatGPT "What's the best ballpoint pen brand for everyday writing?": 1. uni-ball, 2. BIC, 3. Parker, 4. Pilot, 5. Zebra - Searched Google, AI Overview "ballpoint pen brands": 1. uni-ball, 2. BIC, 3. Pilot, 4. Zebra, 5. Parker, 6. Lamy, 7. Fisher Space Pen, 8. Cross, 9. Faber-Castell - Searched Google, AI Overview "best ballpoint pen": 1. uni-ball, 2. Parker, 3. BIC, 4. Pilot, 5. Cross Not named in any answer: Muji. Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How did search popularity change for ballpoint pen brands worldwide in September 2026? - Fisher Space Pen’s share of searches among ballpoint pen brands worldwide has lost ground for 3 months in a row, from 3% to 1.8% in September 2026. - Estimated monthly branded searches for Muji worldwide rose 22.7% over 12 measured months, from 18.1K to 22.2K in September 2026. ## Month by month | Month | Fisher Space Pen estimated searches | Fisher Space Pen Share of Search | Fisher Space Pen rank | Muji estimated searches | Muji Share of Search | Muji rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 27.1K | 2% | 7 | 18.1K | 1.4% | 9 | | Nov 2025 | 33.1K | 2.5% | 7 | 22.2K | 1.6% | 9 | | Dec 2025 | 33.1K | 2.3% | 7 | 22.2K | 1.5% | 9 | | Jan 2026 | 49.5K | 3.4% | 6 | 22.2K | 1.5% | 9 | | Feb 2026 | 27.1K | 2.1% | 7 | 18.1K | 1.4% | 9 | | Mar 2026 | 33.1K | 2.6% | 7 | 27.1K | 2.1% | 8 | | Apr 2026 | 33.1K | 2.7% | 7 | 22.2K | 1.8% | 8 | | May 2026 | 27.1K | 2.3% | 7 | 22.2K | 1.9% | 8 | | Jun 2026 | 33.1K | 3% | 7 | 18.1K | 1.6% | 8 | | Jul 2026 | 33.1K | 2.6% | 7 | 22.2K | 1.7% | 8 | | Aug 2026 | 33.1K | 2.2% | 7 | 22.2K | 1.5% | 9 | | Sep 2026 | 27.1K | 1.8% | 7 | 22.2K | 1.5% | 9 | ## How each brand is measured Brandwave collects information about searches that people make online using Fisher Space Pen’s and Muji’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Fisher Space Pen**: Measured on the search term “fisher space pen”. - **Muji**: Measured on the search term “muji store”. - [Fisher Space Pen profile](/demand/global-en/brands/fisher-space-pen) - [Muji profile](/demand/global-en/brands/muji) - [All ballpoint pen brands worldwide](/demand/global-en/categories/ballpoint-pen-brands): The set both shares are measured inside, 10 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Fisher Space Pen or Muji more popular in search? In September 2026, Fisher Space Pen had more branded searches than Muji among ballpoint pen brands worldwide. Fisher Space Pen had about 27,100 branded searches, while Muji had 22,200. Fisher Space Pen made up 1.8% of all ballpoint pen brand searches we track, and Muji accounted for 1.5%. ## Cite this page Brandwave. "Fisher Space Pen vs Muji: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/fisher-space-pen-vs-muji This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/fisher-space-pen-vs-muji. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.