Renshi Co., Ltd. (Location: Taito-ku, Tokyo, Representative Director: Eiichi Kuniyoshi, https://renshi.jp/), a custom jewelry brand that produces wedding and engagement rings using the forged manufacturing method, conducted a survey on the durability of wedding rings targeting 311 men and women aged 20-40 who have purchased wedding rings.

While wedding rings are often chosen as "something to wear for a lifetime," there is a reality that the manufacturing methods that influence their durability and quality are not well understood. Therefore, we conducted a survey targeting 311 men and women aged 20-40 who have purchased wedding rings, focusing on their awareness of the lifespan of wedding rings, the importance of durability, and the recognition of "forged manufacturing," which has high durability. We will now introduce the results.

*The gender ratio of respondents was 26.7% male and 73.3% female. The age distribution was 19.3% in their 20s, 50.2% in their 30s, and 30.5% in their 40s.

[Survey Summary]

- The male entertainer ranked 1st for "having a craftsman's spirit" is "Hiromi" (114 people), 2nd is "Takayuki Yamada" (102 people), and 3rd is "Masaki Suda" (64 people).

- Regarding the question "How much did you prioritize durability when purchasing a wedding ring?", 61.2% of respondents answered that they did.

- Of those who have purchased a wedding ring, 82.3% did not know that there are wedding rings made with the durable forged manufacturing method.

*When quoting the survey results, please cite "Source: Renshi Co., Ltd." and link to the URL of the relevant page.

Male entertainer with a craftsman's spirit, 1st place is Hiromi

When asked, "Please tell us which male entertainers you think have a craftsman's spirit (multiple answers allowed)," the results were: 1st place "Hiromi" (114 people), 2nd place "Takayuki Yamada" (102 people), and 3rd place "Masaki Suda" (64 people).

We asked for the reasons for their answers.

Respondents who answered "Hiromi"

"Because he often does crafting on TV (20s female)"

"Because he has been active on the front lines for many years, and gives the impression of having strong commitment and responsibility in his work (40s male)"

"Because watching his DIY videos suggests he is quite particular (30s female)"

"He can do renovations and seems to have acquired various skills due to his dexterity (30s female)"

"Because he seems good at detailed tasks like DIY (40s male)"

"Because he seems to like making things (40s female)"

"Because I think he is dexterous (20s male)"

"Because I think he has strong commitment to one thing (30s female)"

Respondents who answered "Takayuki Yamada"

"Because he has his own worldview and seems to be always pursuing something unseen (40s female)"

"Because he has a strong commitment to acting and expression, and seems to build his work carefully (30s female)"

"Because he has a cool image and pursues one thing (40s male)"

"Because he seems delicate (20s male)"

"Because he gives the impression of having strong passion and commitment to his work (40s female)"

"Because he has a serious image (30s female)"

"Because the image of the roles he plays and his variety show appearances give a strong impression of a craftsman (30s male)"

Respondents who answered "Masaki Suda"

"Because he gives the impression of constantly pursuing the perfection of his acting (20s female)"

"Because he designs and makes various things himself (30s female)"

"Because his concentration seems extraordinary (30s female)"

"Because he has an image of making clothes and doing DIY (30s female)"

"Because he seems to have an original worldview (40s female)"

"Because he seems particular about vintage clothing remakes (30s female)"

"Because he has a strong individuality and worldview (30s male)"

Respondents who answered "Masahiro Matsuoka"

"Because he seems to get absorbed in one thing (40s male)"

"Because he has strong commitment and seems to see things through to the end (30s female)"

"Because he seems to be good at crafting things (40s female)"

"Because his stoic attitude is strongly felt (40s male)"

"Because he seems to approach everything seriously (40s female)"

Respondents who answered "Ken Watanabe"

"Because he seems to perform tasks meticulously (20s female)"

"Because he seems to pay attention to detail (40s male)"

"Because he seems capable of creating anything from scratch, regardless of genre (30s female)"

"Because he has built a unique presence by steadily accumulating experience even in the glamorous entertainment world (30s female)"

"Because I feel he would not compromise (30s male)"

Respondents who answered "Takeshi Kitano"

"Because he seems to have an extraordinary commitment to his work (30s male)"

"Because he has a unique aura and a stoic image (30s female)"

"Because he has a diverse image as an entertainer, actor, and director (20s female)"

"Because he looks like a completely different person depending on the work he appears in (30s female)"

Respondents who answered "Hiroyuki Sanada"

"Because he is logical and persuasive without being swayed by trends (40s male)"

"Because his calm demeanor conveys a serious and uncompromising attitude towards his work (40s female)"

"Because he is evaluated for his skill rather than flashiness, and gives the impression of not compromising on details (40s male)"

Respondents who answered "Koji Yakusho"

"Because he gives the impression of meticulously crafting details and seems to approach craftsmanship with commitment (40s female)"

"Because he has a cool image and pursues one thing (40s male)"

Respondents who answered "Gou Ayano"

"Because I felt he has the ability to concentrate silently on one thing (20s female)"

87.1% of people responded that they purchased a wedding ring with the expectation of using it for a lifetime.

When asked, "For how many years or more did you expect to use your wedding ring when purchasing it? (single answer)", 87.1% responded "Lifetime," which was the highest result. "10 to less than 20 years" was 5.5%, "20 to less than 30 years" was 4.8%, "5 to less than 10 years" was 2.3%, and 0.3% responded "Less than 5 years." This result suggests that the recognition of "wedding rings are something to be used for a lifetime" is widespread.

61.2% prioritized durability when purchasing a wedding ring.

When asked, "How much did you prioritize durability when purchasing a wedding ring? (single answer)", 33.8% answered "Somewhat prioritized," 16.1% answered "Prioritized," and 11.3% answered "Very prioritized." The result was that 61.2% of respondents prioritized durability when purchasing a wedding ring.

82.3% of respondents did not know that durable "forged" wedding rings exist.

When asked, "Do you know that there are durable wedding rings made with the forged manufacturing method? (single answer)", 82.3% answered "I don't know," which was the most common response. While many respondents prioritized durability, the recognition of the forged manufacturing method remained at 17.7%.

Conclusion

This time, we conducted a "Survey of Male Entertainers with a Craftsman's Spirit" targeting those who have purchased wedding rings.

The 1st place winner was "Hiromi." His image as a craftsman who passionately engages in his work seems to have earned him votes due to his attitude towards craftsmanship, often seen in the media, and his boyish enjoyment of making things through DIY. His versatility and extensive experience also contributed to his popularity.

In 2nd place was "Takayuki Yamada." He garnered votes for his ability to portray completely different characters in each role, leading to assumptions of immense effort and strong commitment in his role preparation, with responses like "seems to have his own ideas and worldview" and "strong impression of passion and commitment to his work." Many comments also mentioned his individuality and aura, with his mysterious and inscrutable nature being one of the reasons he was chosen as craftsman-like.

Regarding the expected lifespan of wedding rings, 87.1% of respondents purchased them with the expectation of using them "for a lifetime." This was followed by "10 to less than 20 years" at 5.5%, "20 to less than 30 years" at 4.8%, "5 to less than 10 years" at 2.3%, and "less than 5 years" at 0.3%. It was found that many people consider the purchase of a wedding ring to be a "lifetime" purchase.

When asked about the importance of durability when purchasing a wedding ring, the combined responses of "somewhat prioritized," "prioritized," and "very prioritized" were 61.2%, indicating that durability is an important factor in choosing a wedding ring.

Regarding durable forged wedding rings, 82.3% of respondents answered that they "did not know" about their existence. The conclusion drawn from this is that while durability is prioritized, the option of "forged manufacturing," which supports that durability, is not yet widely known.

This survey revealed that many people recognize wedding rings as "something to wear for a lifetime" and prioritize durability in their selection. On the other hand, the low recognition of "forged manufacturing," known for its high durability, also highlighted the reality that the differences in manufacturing methods, which greatly affect the quality and strength of wedding rings, are not fully understood.

Wedding rings are special jewelry purchased at a milestone in life, and for many people, the opportunity to purchase one is a once-in-a-lifetime event, with limited opportunities to encounter information about manufacturing methods and durability. Therefore, it is thought that an environment is needed where people can deepen their understanding of quality and durability for long-term wear, not just design and price.

Renshi Co., Ltd. is a custom jewelry brand in Taito-ku, Tokyo, that produces wedding and engagement rings using the forged manufacturing method. Skilled forged artisans with over 30 years of experience handcraft jewelry, achieving high strength and a smooth finish, which are qualities befitting such special jewelry as wedding rings.

Wedding rings are important jewelry that many people wear throughout their lives. In recent years, with the diversification of marriage and lifestyles, the values people seek in wedding rings have also changed. More people are prioritizing quality and durability that can be worn with peace of mind in daily life, not just design and price.

However, opportunities to learn about wedding ring manufacturing methods are limited, and it is not uncommon for purchases to be made without a full understanding of factors that greatly affect durability, such as the difference between "casting" and "forging." Despite many people expecting to use their wedding rings for a long period, awareness of the manufacturing methods that determine their quality and strength is still not high.

The custom wedding ring brand "RENSHI" developed by Renshi Co., Ltd. specializes in wedding rings made by the "forged manufacturing method," which achieves high strength by compressing metal during shaping. The forged manufacturing method is known for its resistance to deformation and scratches, making it suitable for wedding rings intended for long-term use.

RENSHI aims not only to provide wedding rings but also to support customers in choosing rings that they can continue to wear with peace of mind 10, 20, and even further into the future. As it is a precious choice made once in a lifetime, we want people to understand not only the design but also the quality and durability that will accompany them throughout their lives.

Going forward, RENSHI will continue to pursue the creation of wedding rings that are loved for a long time, while working to create an environment where more people can make satisfactory ring choices through information dissemination about the value of forged manufacturing and the durability of wedding rings.

Survey Overview: Survey on Wedding Ring Durability [Survey Period] June 15, 2026 - June 16, 2026 [Survey Method] Internet Survey [Survey Target] Men and women aged 20-40 who have purchased wedding rings [Number of Respondents] 311 people (Data is rounded to the second decimal place, so the total may not be 100%.)

Company Profile Company Name: Renshi Co., Ltd. https://renshi.jp/ Location: Eguchi Building 4F, 3-19-6 Ueno, Taito-ku, Tokyo Representative Director: Eiichi Kuniyoshi Business Description: Custom jewelry brand producing wedding and engagement rings using the forged manufacturing method

Contact Information for Inquiries Renshi Co., Ltd. Representative Director: Eiichi Kuniyoshi TEL: 090-4115-4496 Email: [email protected]

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  • Source: PR TIMES
  • Category: Survey結果
  • Organizations: RENSHI